eMMC

(electronics) An embedded (“integrated, non-removable”) MMC (“multimedia card”). An electronic memory module designed to be integrated into devices instead of being a removable card, functioning as a storage device or main drive. A variant of the MultiMediaCard format.


eSIM

From e- + SIM (“subscriber identity module”).

Before using an eSIM, you must add it to your iPhone and configure it. Only one eSIM can be active at a time, but you can easily switch back and forth between eSIMs.

2021, Guy Hart-Davis, Teach Yourself Visually iPhone 12, 12 Pro, and 12 Pro Max, John Wiley & Sons, →ISBN, page 106:

(telecommunications) Initialism of embedded SIM (“virtual SIM that is integrated in the cellular device”).


coil whine

(mechanics, electronics) A high-pitched whining sound caused by vibrations of electrical components in a device.


demod

en-verb

demod (third-person singular simple present demods, present participle demodding, simple past and past participle demodded)

demods (present singular third-person)
demodding (participle present)
demodded (participle past)
demodded (past)

General Instrument now claims compression rate of 14 to 1. Also the signal is not demodded at the cable headend, just some form of downconversion, then 1 satellite transponder W/14 services then becomes 14 services in a 6 mhz TV channel.

1997 May 23, Lee Haefele, “Re: All TV ?”, in rec.video.cable-tv (Usenet):

(transitive, electronics, informal) To demodulate.


demod

The saleperson said that Yamaha didn't realize the popularity of demods and they will start production soon after some engineering updates/improvements and they expect delivery in May.

1999 March 12, JackH35785, “Re: Anybody know a cheap source for an AC-3 RF Demodulator?”, in alt.video.laserdisc (Usenet):


swivel phone

A kind of phone that сan expose its operating panel when its upper is rotated along a usually sagittal axis.


stuck pixel

A defective pixel on a LCD that lights up exclusively as one color.


display tearing

The effect of an image on a display appearing to horizontally "tear" in two due to lack of synchronization between the video feed and the display's refresh rate.


screen tearing

(computing) A phenomenon where the image on a screen appears to horizontally "tear" in two due to lack of synchronization between the video feed and the display's refresh rate.


dead pixel

Dan was still staring at those teeth. Suddenly, he was staring at a dead pixel in the centre of one of them.

2020 October 12, HarryBlank, “The Bowe Decommission, Part Three”, in SCP Foundation, archived from the original on 2024-05-28:

A pixel on a LCD that does not light up.


brightup

The effect of parasitic brightup of the picture tube glass on the accuracy of position measurements is considered.

1969, V. D. Andreev, Theory of Internal Navigation Aided Systems (page 230)

Any variation of the apparent start of the trace indicates a brightup (unblanking) pulse with a poor leading edge, […]

1971, Leslie Ernest Weaver, Television Measurement Techniques, page 358:

An additional output from the timebase section is the blanking pulse which biases back the grid of the c.r.t. during flyback; this may be supplemented by a “brightup' pulse which switches the beam on during the forward stroke

1973, Ian Robertson Sinclair, Understanding Electronic Circuits, page 184:

[…] but instead are used to modulate the oscilloscope brightness, one brightup of the beam corresponding to each fringe maximum.

2013, C. F. Barnett, M. F. A. Harrison, Plasmas: Applied Atomic Collision Physics, Vol. 2 - Volume 2, page 201:

(electronics) A pulse of the beam (cathode ray) in a cathode ray tube that causes a blank screen to fluoresce.


CTI

(electronics, telecommunications) Initialism of Computer Telephony Integration.


SPI

en-noun

SPI (countable and uncountable, plural SPIs)

Serial Peripheral Interface
w:Serial Peripheral Interface

(electronics) Initialism of Serial Peripheral Interface.


dialling code

In the UK, the dialling code for Coventry is 024.

From the UK, the international dialling code for China is 0086.


telegraph boy

It was a telegraph-boy with a wire which had been forwarded from my lodgings at Streatham.

1913, Arthur Conan Doyle, “(please specify the page)”, in The Poison Belt […], London; New York, N.Y.: Hodder and Stoughton, →OCLC:

(historical) A young male employed to notify people about incoming telegraphic messages.


USB data blocker

USB data blocker (plural USB data blockers)

A piece of hardware through which a USB cable and a USB hub are connected designed to only transmit electrical energy but not data in order to avert juice jacking.

USB-кондо́м

USB data transmission blocker through which the USB connection runs


cycloconversion

(electronics) The modification of alternating current to a lower frequency without converting it to direct current.


cycloconverter

(electronics) A device that modifies alternating current to a lower frequency without converting it to direct current


monoscope

(electronics) A device that produced a single video image


charactron

Originally a trademark, presumably character + -tron.

(electronics) A form of cathode ray tube used to display letters and other characters


nonode

(electronics) A thermionic valve that has nine internal electrodes (typically including seven grids)


typotron

Originally a trademark, presumably type + -o- + -tron.


Voc

(electronics, physics) Alternative form of VOC; from V_(OC); Initialism of open-circuit voltage.


phone-out

Coordinate term: phone-in

(broadcasting) An event in which a person is telephoned from the studio for an interview.


Gunning transceiver logic

Invented by William Gunning while working for Xerox.

(electronics) A kind of logic signaling used to drive electronic backplane buses, having a voltage swing between 0.4 and 1.2 volts—much lower than that used in TTL and CMOS logic—and symmetrical parallel resistive termination.


extension lead

(electronics, UK, Ireland) extension cord


extension reel

(electronics) An extension lead that rolls up, usually into the socket end, which in some cases has more than one socket on it (often 2 or 4).


roll off

en-verb

roll off (third-person singular simple present rolls off, present participle rolling off, simple past and past participle rolled off)

rolls off (present singular third-person)
rolling off (participle present)
rolled off (participle past)
rolled off (past)

rolled-off highs

(electronics) To show reduced response at the upper or lower limits of a frequency range.


chiplet

(electronics) Any of the integrated circuits making up a multi-chip module (MCM).


MCM

en-noun

MCM (countable and uncountable, plural MCMs)

(electronics) Initialism of multi-chip module.


overscaling

(electronics) Adjustment of a parameter to exceed a normal limit


NPN

An NPN, in conjunction with a PNP and resistors, can be used to create logic gates.

NPN transistor
w:Bipolar junction transistor#NPN


harmonica bug

From harmonica for the tone that activates or deactivates the device, and bug (an electronic eavesdropping device).

The most interesting device for tapping a telephone, though, is still the old reliable “harmonica bug,” which was invented in the early sixties by an electronics wizard from Lower Manhattan, Emanuel Mittleman.

1975, Alan LeMond, Ron Fry, No Place to Hide, page xii:

Whoever invented the harmonica bug realized that it's nearly impossible to find a bug that isn't operating, so he devised one that can be turned on and off by remote control.

1975, United States. Congress. Senate. Committee on the Judiciary, United States. Congress. Senate. Committee on the Judiciary. Subcommittee on Constitutional Rights, Surveillance Technology, page 18:

It is, of course, tough to find a bug that isn't operating, which is at the heart of the harmonica bug principle.

1982, Sonny Kleinfield, The Biggest Company on Earth: A Profile of AT & T, page 240:

The misplaced telephone receiver suggests they may have left a harmonica bug.

1985, Vernon Tom Hyman, Giant Killer, page 78:

An electronic eavesdropping device (bug) that attaches to a landline telephone and is activated or deactivated by a specific tone. When activated, it prevents the telephone from ringing but activates its microphone to transmit to another telephone at a remote location.


superregenerator

(electronics) A superregenerative device


unilateralization

unilateralization (countable and uncountable, plural unilateralizations)


multigated

(electronics) That has multiple gates on a single transistor device


firm error

(electronics, computing) A type of error where a signal or datum becomes wrong and stays wrong until the equipment is power-cycled, but does not physically damage the equipment's hardware.


hard error

(electronics, computing) A type of error which persists even after power-cycling the equipment; associated with permanent physical damage to the equipment's hardware (for instance, from a latch-up).


power-cycle

en-verb

power-cycle (third-person singular simple present power-cycles, present participle power-cycling, simple past and past participle power-cycled)

power-cycles (present singular third-person)
power-cycling (participle present)
power-cycled (participle past)
power-cycled (past)

If the computer's frozen, try power-cycling it.

(electronics, computing) To turn a device off and then back on again, usually to restore proper function by forcing a malfunctioning or unresponsive device to reset or reinitialize, or as a step in troubleshooting the device.


wobbulate

wobbulate (third-person singular simple present wobbulates, present participle wobbulating, simple past and past participle wobbulated)

wobbulates (present singular third-person)
wobbulating (participle present)
wobbulated (participle past)
wobbulated (past)

(electronics) To oscillate between two frequencies, typically by means of a wobbulator


wobbulation

en-noun

wobbulation (usually uncountable, plural wobbulations)

(electronics) oscillation between two frequencies, typically by means of a wobbulator


eFuse

(electronics) An on-chip microscopic fuse used to configure a circuit.


thin-film

(electronics) (of a circuit, electronic, etc.) Made with thin films deposited on a ceramic or glass substrate.


RFFE

(electronics, telecommunications) Initialism of radio frequency front end.


USB-C

(trademark) Alternative form of USB Type-C.


USB Type-C

Chinese: Type C

(trademark) A type of USB with 24 pins, and close to an ovoid in shape.


pseudochannel

LL-Q1860 (eng)-Flame, not lame-pseudochannel.wav

We may regard the signals to the three speakers as coming from three pseudochannels, having certain signal-to-crosstalk ratios. The ratios for each pseudochannel are those between the voltage, produced by a signal in the pseudochannel, across the intended speaker; and the voltages, produced by that same signal, across the other two speakers.

1961, IRE Transactions on Audio - Volumes 9-10, page 75:

All data to and from primary memory in the IBM/360 model 30 are transmitted over 8-bit (plus parity) data paths including the pseudochannels.

1986, G. W. Gorsline, Computer Organization: Hardware/software, page 250:

For the purpose of over-the-cell routing, the channel intersection graph is extended by pseudochannels.

2000, George Zobrist, VLSI Design Environments, page 31:

A pseudochannel gain is introduced to convert cooperative transmissions to virtual direct transmissions,” researchers in South Korea report.

2012, Issues in Transportation Research and Application, page 300:

The agents.conf file is used to define agents for queues using the agents channel. This channel is similar in nature to the other channel types in Asterisk (local, SIP, IAX2, etc.), but it is more of a pseudochannel in that it is used to connect callers to agents who have logged into the system using other types of transport channel.

2013, Russell Bryant, Leif Madsen, Jim Van Meggelen, Asterisk: The Definitive Guide: The Future of Telephony Is Now, page 349:

ENEOS can inject various stress and monitoring signals into a pseudochannel (e.g., the embedded operating channel of the SONET, the extended super frame data channel of T1 links, and the management channel of proprietary networks).

2017, Wayne C. Bradley, Handbook of Data Center Management:

(electronics, communication) Any data channel that is introduced as a theoretical pathway that does not correspond to a physical channel.


subsignal

(electronics) Any part of a signal that is formed by a combination from several sources


subraster

(electronics) A subset or subgrid of a raster.


octode

(dated, electronics) A thermionic valve that has eight electrodes or similar elements


multiar

(electronics) A device which produces an output signal when a varying voltage applied at one input exceeds an adjustable constant voltage applied at another


Symbian

(computing, mobile telephony) A discontinued mobile operating system originally developed by the Symbian Ltd. consortium and later by Symbian Foundation, Nokia and Accenture.


make-before-break

That creates a new electrical connection before an older one is broken. (of a switch or other electronic device)


PPU

physics processing unit
w:physics processing unit

(computer hardware) Initialism of physics processing unit, a dedicated microprocessor designed to handle the calculations of physics.


graphics processing unit

graphics processing unit (plural graphics processing units)

(computer hardware) A specialized electronic circuit designed to accelerate the creation of images in a frame buffer intended for output to a display device.


RIMM

(computer hardware) Initialism of Rambus in-line memory module.


mobile data

Yet O2 says that while it has doubled the number of iPhone users, mobile data use is doubling every 4 months, equivalent to an eightfold growth every year.

2010 June 11, Charles Arthur, “Why file-sharing has killed 'unlimited' mobile data contracts”, in The Guardian:

The analysis of mobile data plans in 230 countries revealed that the UK ranked a “disappointing” 136th when the cost of one gigabyte (1GB) of mobile data was looked at.

2019 March 5, Rupert Jones, “UK among countries with priciest mobile data plans in Europe”, in The Guardian:

By turning off mobile data, you end up with a dumb or minimalist phone while out and about, but a fully internet-connected smartphone while at home, at work and in coffee shops and restaurants that provide Wi-Fi.

2019 March 23, Mike Elgan, “Why you should stop using mobile data”, in Computerworld:

(mobile telephony) Internet data transfer over a cellular telephone network rather than Wi-Fi.


Wabun code

Wabun code (usually uncountable, plural Wabun codes)

From Japanese 和文 (wabun, “Japanese text”) + code.

compound

(telegraphy) A form of Morse code used to encode Japanese-language messages written in kana for transmission via telegram.


alligator clamp

en-noun

alligator clamp (plural alligator clamps)


(Canada, US, telephony) Alternative form of 811


Based on the telephone number used in North America to obtain local governmental services

(Canada, US, telephony) The telephonic service for accessing some local government services, depending on jurisdiction


Based on the telephone number used in North America to obtain non-emergency governmental services

(Canada, US, telephony) The telephonic service for accessing some government services, depending on jurisdiction


WORM drive

(computer hardware) A write once, read many drive; data storage technology that allows information to be written to a disc a single time and prevents the drive from erasing the data.


compact disc drive

compact disc drive (plural compact disc drives)


digital pre-distortion

digital pre-distortion (countable and uncountable, plural digital pre-distortions)

(electronics) A technique used to increase linearity or compensate for nonlinearity in power amplifiers.


single data rate

(electronics) A communication signaling technique that transfers data on either the rising edge or the falling edge of the clock signal.


octal data rate

(computing, electronics) A memory interface which performs eight bits per clock cycle per lane


uncrowbarred

(electronics) Not equipped with a crowbar circuit.


tappigraphy

From tap + -i- + -graphy. Coined by Anna Kutschireiter circa 2019.

We compared two standard methods used to estimate sleep with that of a new tappigraphy-based algorithm based on the gaps in smartphone usage. Pooling all of the measurements together (by concatenating the sleep-related estimates obtained from each participant), we found strong correlations between the putative sleep times determined by actigraphy versus tappigraphy

2019 July 29, Jay N. Borger, Reto Huber, Arko Ghosh, “Capturing Sleep–Wake Cycles by Using Day-to-Day Smartphone Touchscreen Interactions”, in NPJ Digital Medicine, volume 2, number 1, →DOI, →ISSN, page 1:

Tappigraphy has also uncovered associations between sleep patterns and mental health.

2021 June 2, Stijn A. A. Massar, Xin Yu Chua, Chun Siong Soon, Alyssa S. C. Ng, Ju Lynn Ong, Nicholas I. Y. N. Chee, Tih Shih Lee, Arko Ghosh, Michael W. L. Chee, “Trait-like Nocturnal Sleep Behavior Identified by Combining Wearable, Phone-Use, and Self-report Data”, in NPJ Digital Medicine, volume 4, →DOI, →ISSN, page 1:

This year Ghosh published a small clinical study of people with epilepsy that shows how subtle changes in smartphone tappigraphy alone could be used to infer abnormalities in their brainwaves.

2021 November 1, Zoë Corbyn, “The Dawn of Tappigraphy: Does Your Smartphone Know How You Feel Before You Do?”, in The Observer, London:

The analysis of tapping, scrolling and other interactions with a smartphone.


mobile number

Coordinate term: telephone number


voice over broadband

(Internet, telephony) A transmission technique that enables a user to make and receive telephone calls over a broadband connection.


rake receiver

A radio receiver designed to counter the effects of multipath fading, using several sub-receivers called fingers that independently decode individual multipath components; they are recombined at a later stage.


thermal design power

(electronics) The maximum amount of heat generated by a computer chip or component which the cooling system in a computer is designed to dissipate under any workload.


iGPU

graphics processing unit
graphics processing unit#English

(computer hardware) Initialism of integrated graphics processing unit (a graphics processing unit which has been built into another major system component, such as the CPU or motherboard, and typically utilises system RAM instead of having VRAM chips of its own)


dGPU

(computer hardware) Initialism of discrete graphics processing unit (a graphics processing unit which has access to dedicated graphics memory)

discrete graphics processing unit

(computer hardware) Initialism of dedicated graphics processing unit (a graphics processing unit which has access to dedicated graphics memory)

(computer hardware, colloquial) video card, graphics card


multifuse

(electronics) Synonym of resettable fuse


resettable fuse

resettable fuse (plural resettable fuses)

(electronics) A passive electronic component used to protect against overcurrent faults in circuits.


engineering sample

engineering sample (plural engineering samples)

(computer hardware, semiconductors) A non-final version of an integrated circuit meant for product development, validation, or demonstration purposes.


NSMD

(electronics) Initialism of non-solder mask defined.


surface-mount technology

Coordinate term: through-hole technology

printed circuit board
printed circuit board

(electronics) A method in which the electrical components are mounted directly onto the surface of a printed circuit board.


solder stop

(electronics) The material of such a mask.


solder mask

(electronics) A thin lacquer-like layer of polymer that is usually applied to the copper traces of a printed circuit board for protection against oxidation and to prevent solder bridges from forming between closely spaced solder pads.


surface-mount

surface-mount capacitor

(electronics) Of electronic components, able to be soldered on top of printed circuit boards.

pintaliitos-

of electronic components, able to be soldered on top of printed circuit board

surface-mount assembly

(electronics) Pertaining or relating to the technology of soldering electronic components on top of printed circuit boards.

pintaliitos-

pertaining or relating to the technology


candy bar phone

candy bar phone (plural candy bar phones)

From the resemblance in shape to a bar of chocolate.

A mobile phone having a rectangular form factor, often with rounded corners.


HLS

(automation, electronics) Abbreviation of high-level synthesis.


ring modulation

ring modulation (countable and uncountable, plural ring modulations)

So called because the analog circuit of diodes originally implementing this technique took the shape of a ring.

(electronics) A signal processing function in which two signals (typically a complex signal and a less complex carrier such as a sine wave) are combined to yield an output.


Murray code

The code was modified by Donald Murray (1865–1945).

A later variant of Baudot code, designed to minimize wear on the machinery by assigning the code combinations with the fewest punched holes to the most frequently used characters.


POS terminal

payment terminal
payment terminal#English

(computer hardware) Synonym of payment terminal


credit card terminal

credit card terminal (plural credit card terminals)


From 1, used to dial special numbers and 976, a reserved local exchange code.

976-5555 is a 1-976 number that you have to pay for.

(Canada, US, telephony) Of telephone numbers dialed in North America, having an additional charge assessed to the caller, part of which is returned to the owner of the number.


mini hi-fi system

mini hi-fi system (plural mini hi-fi systems)

An electronic equipment that generally include a CD player, AM/FM radio and an integrated amplifier and two identical speakers. Used to play recorded sound, especially music.


magnetic strip

(electronics, computing) A strip of magnetic material on which data is stored for later retrieval and reading by an electronic device.


one-cold

One-cold encoding has the same advantages and disadvantages as one-hot. The difference is that the active bit is logic zero rather than logic one. One-cold encoding is most useful for systems that have active-low enable signals.

2015, Ronald W. Mehler, Digital Integrated Circuit Design Using Verilog and Systemverilog, Elsevier, →ISBN, page 410:

(electronics, computer science) A set of bits with only a single low (0) bit, with the remaining bits high (1).


automanual

(historical, telephony) Being or relating to a system of telephony that combines automatic and manual features, such that the caller initially communicates with an operator who, after setting up the desired number on a keyboard, has no further interaction with the call.


toby box

(electronics) A box containing a service (fiber optic microducts, mains water, etc.) set into the street or verge for connection to a property, typically containing a shutoff valve to allow for maintenance at the connected property.


hot microphone

When the captain asked, "What's happening? What's happening?" at 0150:06, his words were not recorded by the hot microphone at the first officer's position; however, the hot microphone recorded the captain's subsequent remarks until it stopped recording cockpit conversation at 0150:25. (None of the relief first officer's comments during the accident sequence were recorded by the hot microphone. For additional information, see the section titled, "Audio Information Recorded by First Officer's Hot Microphone.")

2002 March 13, National Transportation Safety Board, “Events After the Command Captain Returned to the Cockpit”, in Aircraft Accident Brief: EgyptAir Flight 990, Boeing 767-366ER, SU-GAP, 60 Miles South of Nantucket, Massachusetts, October 31, 1999, archived from the original on 2022-05-11, page 62:

(electronics, especially aviation) A microphone that is activated (but not powered) by the sound of the user's voice, allowing it to pick up speech without having to be manually turned on, while still rejecting background noise unaccompanied by speech.


center tap

(electronics) A contact made to a point halfway along a winding of a transformer or inductor.


purple plague

(chemistry, electronics) The brittle, bright-purple intermetallic compound AuAl₂, formed when gold and aluminium are heated while in direct contact (for instance, if a gold wire is bonded to an aluminium contact pad and experiences heating due to electrical resistance).

(electronics) The problems caused by the formation of this compound, including the formation of voids in the contact area and the potential for fracture of the gold-aluminium junction.


deskphone

IP deskphone


fighting stick

An elongate grip to move in a videogame.


IOT

inductive output tube
w:inductive output tube

(electronics) Initialism of inductive output tube.


compand

en-verb

compand (third-person singular simple present compands, present participle companding, simple past and past participle companded)

compands (present singular third-person)
companding (participle present)
companded (participle past)
companded (past)

(electronics, transitive) To subject to a companding process.


sand battery

(electronics, historical) An unspillable electrochemical battery whose cells use electrolyte soaked sand – typically used to test telegraph cables at sea.


battery pack

(electronics) A set of batteries or battery cells connected together to deliver a certain voltage, capacity, or power density, often with an integrated battery management system.

akusto

set of connected batteries or battery cells


seven-segment

a seven-segment readout

a seven-segment display

Of an electronic device or display: consisting of three horizontal and four vertical lines, in an arrangement similar to the shape of the number 8, that may be individually shown or hidden, usually for the display of numeric digits; or consisting of a set of these arrangements.


From 1, used to dial long-distance numbers and 555, the North American code for the provision of directory assistance.

Of telephone numbers dialed in North America, widely used for fictional numbers in television shows, films, and other media.


memistor

From memory + resistor, coined by Bernard Widrow in 1960.

(electronics) A resistor with memory able to perform logic operations and store information.


zero prefix

(UK, telephony) The digit 0 that begins all telephone numbers in the United Kingdom, which is substituted for the country code in the event of international calls.


pedestal server

en-noun

pedestal server (plural pedestal servers)

(computer hardware) A type of computer rack consisting of a box-like frame or a columnar support, and may include wheels for transportation.


deskside server

deskside server (plural deskside servers)

(networking, computer hardware) A type of computer server intended to be placed alongside a desk, contrasted with the shelf model.


flip smartphone

flip smartphone (plural flip smartphones)

(neologism) A flip phone with more advanced features and greater computing capacity than those of the traditional featurephone variety; a smart flip phone.


quartz crystal

(electronics) A small crystal of quartz accurately cut in certain directions so that it can be vibrated at a particular frequency, to produce an electric signal of constant known frequency.


Thunderbolt

By analogy with the speed and power of a thunderbolt.

(computing, trademark) a computer interface standard for connecting devices, combining PCI Express, DisplayPort and DC power in one connector.


Thunderbolt chassis

Thunderbolt chassis (plural Thunderbolt chassis)

(computing) An electronics chassis, physically external to a host system, that provides a way to connect PCI Express cards to that host using the Thunderbolt interface.


digital meter

(electronics) A type of measuring device which records the use of electricity and water, and which then electronically reports the usage to a utility company at regular intervals.


digital electronics

(electronics, technology) A field of electronics involving the study of digital signals and the engineering of devices that use or produce them.


digital signal processing

(electronics, technology) The use of digital processing, such as by computers or more specialized digital signal processors, to perform a wide variety of signal processing operations.


axial lead

an axial-lead resistor

(electronics, chiefly attributive) An electrical component with two leads (wires) extending out in opposite directions (along a single axis).


squegger

(electronics) An irregular oscillator, one exhibiting squegging.


second source

(electronics) A company that is licensed to manufacture and sell electronic components originally designed by another company (the first source).


antimetry

(electronics) A property of an electrical network where the normalised impedance of one port is the reciprocal of another.


dock connector

(computing, computer hardware) A connector used to attach a mobile electronic device simultaneously to multiple external resources.


load voltage

(electronics) The voltage that is able to be supplied by a power source to be consumed by the electrical load.


solion

(electronics, historical) An electrochemical device of the 1950s, intended to replace the transistor in certain situations, and using ions rather than electrons to carry electrical charge.


ballout

(electronics) The pinout of a ball grid array integrated circuit.


PARD

This article describes a power supply conditioning circuit that can reduce Periodic And Random Deviations (PARD) on the output voltages of DC power supplies...

1987, “Power supply conditioning circuit”, in JPL DSN Progress Report 42-90, page 1:

(electronics) Acronym of periodic and random deviations, a form of electrical noise.


TSPS

Traffic Service Position System
w:Traffic Service Position System

(telephony) Abbreviation of Traffic Service Position System.


current divider

current divider (plural current dividers)

Coordinate term: voltage divider

(electronics) A simple electronic circuit which reduces an input current by a fixed factor using sources of impedance (such as resistors) connected in parallel.


nodal analysis

Kirchhoff's current law
Kirchhoff's current law

(electronics) A method of solving for the voltages of nodes in an electric circuit, in which a system of equations is written for the currents (using Kirchhoff's current law) at each node.


mesh current

(electronics) In mesh analysis: a construct representing a component of current associated with a particular mesh (loop); the real current on a wire is the sum of the (either positive of negative, depending on direction) mesh currents running through it.


supermesh

(electronics) In mesh analysis: a mesh (loop) which contains smaller essential meshes.


Norton's theorem

Derived by American engineer Edward Lawry Norton in 1926; however, it was independently derived on the same year by German physicist Hans Ferdinand Mayer (hence the alternative name Mayer-Norton theorem).

(electronics) A theorem which states that any electric circuit between two terminals containing only resistors, voltage sources, and current sources can be equivalently replaced with a single current source and resistor in parallel.

Edward Lawry Norton
Hans Ferdinand Mayer
Norton's theorem


essential mesh

essential mesh (plural essential meshes)

(electronics) In mesh analysis: a simple mesh (loop) which does not contain any other meshes.


mesh analysis

Kirchhoff's voltage law
Kirchhoff's voltage law

(electronics) A method of solving for the currents in an electric circuit, in which a system of equations is written for mesh currents (using Kirchhoff's voltage law) around each mesh (loop).


Thévenin's theorem

Derived in 1883 by French electrical engineer Léon Charles Thévenin; however, it had been independently derived in 1853 by German physicist Hermann von Helmholtz.

(electronics) A theorem which states that any electric circuit between two terminals containing only resistors, voltage sources, and current sources can be equivalently replaced with a single voltage source and resistor.

Hermann von Helmholtz
Léon Charles Thévenin
Thévenin's theorem


Voice over NR

Short for Voice over New Radio, from 5G New Radio, fifth-generation radio access technology. Compare VoIP, from Voice over Internet Protocol.

Though voice services will be made available initially via Voice over LTE (VoLTE) service on 4G network, eventually voice services in 5G, referred to as Voice over NR (VoNR), is expected to be next revenue stream for the operator.

2019, Kashmira Kapoor, Dandra Prasad Basavaraj, Shrinath Ramamoorthy, Tushar Vrind, “Novel method for increased power conservation in voice over nr (vonr) devices”, in EAI Endorsed Transactions on Cloud Systems, volume 5, page e7:

Voice over NR is voice over IP incorporating the IP multimedia subsystem (IMS) infrastructure previously introduced in LTE.

2021 July 14, “Why voice over 5G relies heavily on LTE”, in 5G Technology World:

Voice over LTE (VoLTE) and Voice over NR (VoNR), are two similar technologies that have been widely deployed by operators to provide a better calling experience in LTE and 5G networks, respectively.

2023 January 6, Zishuai Cheng, Mihai Ordean, Flavio D. Garcia, Baojiang Cui, Dominik Rys, “Watching your call: Breaking VoLTE Privacy in LTE/5G Networks”, in arXiv:

(Internet, mobile telephony) A 5G high-speed wireless communication standard for mobile phones and data terminals, including Internet of things (IoT) devices and wearables.


heavy breather

An anonymous caller who breathes loudly into the receiver, sometimes accompanied by threatening or obscene remarks, typically as a form of sexual harassment


PoP

PoP (countable and uncountable, plural PoPs)

package on a package
w:package on a package

(electronics) Initialism of package on a package.


cyber transport system

cyber transport system (plural cyber transport systems)

(US, military, electronics) Synonym of computer network


cyber transport systems

cyber transport systems pl (plural only)

(US, military, electronics) Synonym of computer networking


cyber transport

(US, military, electronics) Synonym of networked (“computer networked”); pertaining to computer networks and computer networking


VPU

vector processing unit
vector processing unit#English

(computer hardware) Abbreviation of vector processing unit.


USART

w:universal synchronous and asynchronous receiver-transmitter

(electronics) Initialism of universal synchronous and asynchronous receiver-transmitter.


trimpot

(electronics) Short for trimmer potentiometer.


pinch roller

(electronics) A rubber wheel that presses tape against a capstan.


DIN connector

(electronics) A cylindrical connector consisting of circular pins protected by a circular wall.


CBDC

digital currency
digital currency#English

(finance, electronics, government) Abbreviation of central bank digital currency.


Sziklai pair

Named after George Clifford Sziklai (1909–1998), Hungarian-American electrical engineer.

(electronics) A configuration of two bipolar transistors, similar to a Darlington pair but having one NPN and one PNP transistor.


Darlington pair

Darlington pair (plural Darlington pairs)

(electronics) A pair of transistors with the emitter of one connected to the base of the other and the collectors connected together, acting as a transistor with greater amplification.


tapeout

(electronics) The point at which the design of an integrated circuit is completed and the photomask is sent out for fabrication.


French telephone

French telephone (plural French telephones)

In the early 20th century, telephones with handsets were not common in the United States. Many American soldiers encountered them in France during World War I.

An act prohibiting telephone corporations of this Commonwealth from imposing, for the use of hand telephones commonly called 'French telephones,' a charge in excess of fifteen cents per month […]

1933, Pennsylvania. General Assembly. Senate, Journal (part 1, page 281)

Rotary dials also were used on the so-called "French" telephones introduced in Europe at first and then the United States in the late 1920s.

1999, Rudi Voti, The Facts On File Encyclopedia of Science, Technology, and Society, page 1012:

(US, telephony, dated) A telephone with a handset.


day letter

(telegraphy, historical) A telegram sent during the day for slightly deferred delivery on the same day, cheaper than a fast telegram, typically with a minimum charge for 50 words or less.


fast telegram

(telegraphy, historical) A telegram sent during either the day or night at a full rate for immediate delivery, typically with a minimum charge for 10 words or less.


FPDP

Front Panel Data Port
w:Front Panel Data Port

(computer hardware) Initialism of Front Panel Data Port.


HEI

HEI (countable and uncountable, plural HEIs)

hot-carrier injection
w:hot-carrier injection

(electronics) Initialism of hot-carrier injection.


glass terminal

A computer terminal that has a CRT or other type of video screen ('glass') for a display


connectorize

en-verb

connectorize (third-person singular simple present connectorizes, present participle connectorizing, simple past and past participle connectorized)

connectorizes (present singular third-person)
connectorizing (participle present)
connectorized (participle past)
connectorized (past)

Based on these requirements, the most practical bufferings for intrabuilding cabling are tight buffer and composite buffer. Both of these buffering designs are readily connectorized and offer small bend radii […]

1994, Fiber Optic Designs and Applications, page 26:

(electronics, transitive) To fit with connectors.


silver box

(telephony) A modified DTMF box that adds four additional keys, creating a four-column-by-four-key grid.

gray-box testing
silver box
white box (software engineering)


PAX

(telephony) Initialism of private automatic exchange.


Ader receiver

Named after the French inventor Clément Ader.

(telephony, historical) A kind of telephone receiver incorporating a magnetized metal ring.


bag phone

Genericized trademark of Motorola Bag Phone.

(historical) An early mobile phone consisting of a handset attached by a cord to a bag containing a transceiver and battery pack.


silicon lottery

en-noun

silicon lottery (plural silicon lotteries)

(computing, computer hardware) The process of binning microprocessors based on their overclocking potential.


battery charger

battery charger (plural battery chargers)

(electronics) A device that stores energy in a battery by running an electric current through it.


dial-a-joke

A type of telephone service where people can call to listen to prerecorded jokes


small appliance

small appliance (plural small appliances)

(electronics) A portable or semiportable machine, generally used on tabletops, countertops or other platforms, to accomplish a household task.


major appliance

major appliance (plural major appliances)

(electronics) A nonportable or semiportable machine used for routine housekeeping tasks such as cooking, washing laundry, or food preservation.


pullability

(electronics) The amount of change in frequency of a crystal oscillator in response to a change in load capacitance.


beltpack

(electronics) A radio transceiver worn on a belt and used in conjunction with headphones and microphone.


DPRAM

DPRAM (countable and uncountable, plural DPRAMs)

(computer hardware) Initialism of dual-ported RAM.


call forwarding

(telephony) A telephony feature which redirects a telephone call to another destination.


numeric keypad

The square, palm-sized section of a computer keyboard, usually on the far right, with keys for the digits and arithmetic operations, providing calculator-style efficiency for entering numbers.


telegraph operator

telegraph operator (plural telegraph operators)

Ships' logs noted observations of the northern lights as far south as the Caribbean, and telegraph systems across the world were disrupted as electrical currents were induced in the copper lines. Several telegraph operators received electric shocks and some telegraph stations even caught fire.

2023 November 15, Prof. Jim Wild, “This train was delayed because of bad weather in space”, in RAIL, number 996, page 30:

Synonym of telegraphist and telegrapher.


energy-intensive

en-adj

energy-intensive (comparative more energy-intensive, superlative most energy-intensive)

more energy-intensive (comparative)
most energy-intensive (superlative)


power-intensive

power-intensive (comparative more power-intensive, superlative most power-intensive)

more power-intensive (comparative)
most power-intensive (superlative)


selfie camera

(electronics, photography) A camera on the same side or surface of a smartphone as the main display, used for taking selfies and making video calls.


USB key

(computer hardware) A USB drive used to identify and authenticate a user.


ring time

(telecommunications, telephony) The duration of time from the moment that the respondent's telephone begins ringing until the moment it is answered.


talk time

en-noun

talk time (countable and uncountable, plural talk times)

(mobile telephony) The length of time a person can speak on a mobile phone before having to recharge the battery.

(mobile telephony) A prepaid amount of time on the bill agreement of a mobile phone.


first-order hold

first-order hold (countable and uncountable, plural first-order holds)

electrical engineering
electrical engineering

digital-to-analog converter
digital-to-analog converter

(electronics, electrical engineering) A mathematical model of the practical reconstruction of sampled signals that could be done by a conventional digital-to-analog converter and an analog circuit called an integrator.


enter key

First known use appears c. 1955, in the publication Applied Electronics: Proceedings.

(computing, computer hardware) A type of return key generally present on extended keyboards with a numeric keypad.


return key

First known use appears c. 1965 in the publication Programming IBM 1620 by E.A. Weiss.

(computing, computer hardware) A key on a computer keyboard commonly used to execute a command or confirm the input of keyed text.


time lady

(radio, telephony) A female voice heard on a speaking clock that a person could dial to find out the current time, down to the second, before the age of the Internet and other options for finding out the time existed.


average handle time

(business, telephony) A customer service metric that measures the average length of a customer's call to a call center.


average access time

(computing, computer hardware) The average amount of time required for a storage device to transfer data to the CPU.


seek time

seek time (countable and uncountable, plural seek times)

(computing, computer hardware) The measurement of time required for the head assembly on the actuator arm of a hard drive to travel to the track of the disk where the data will be read or written.


bus-holder

(electronics) A weak latch circuit that holds the last value on a tristate bus.


disk access time

disk access time (countable and uncountable, plural disk access times)

(computing, computer hardware) The total amount of time required for an operating system to process a read-write request involving disk storage.


time-to-digital converter

time-to-digital converter (plural time-to-digital converters)

(electronics) A device for recognizing events and providing a digital representation of the time they occurred.


peak detector

envelope detector
envelope detector#English

(electronics) Synonym of envelope detector


envelope detector

envelope detector (plural envelope detectors)

(electronics) An electronic circuit that takes a relatively high-frequency amplitude modulated signal as input and provides as output the demodulated envelope of the original signal.


time-aligned

(audio, electronics) Of a sound system, in which the speakers are configured correctly to eliminate timing problems, so that the sound produced by each driver arrives in the listener's ear at the same time.


time alignment

(audio, electronics) The process of delaying the sound emanating from one or more drivers in a loudspeaker or sound system to correct the transient response so that the sound output is simultaneous.


minimum seek time

minimum seek time (countable and uncountable, plural minimum seek times)

Coordinate term: maximum seek time

(computing, computer hardware) The amount of time required to move the head of a disk drive from one track to the next.


maximum seek time

maximum seek time (countable and uncountable, plural maximum seek times)

Coordinate term: minimum seek time

(computing, computer hardware) The amount of time required for a disk drive to seek through all possible tracks, from the innermost to the outermost or vice versa.


average seek time

average seek time (countable and uncountable, plural average seek times)

(computing, computer hardware) Of a hard drive, the average of all possible seek times equivalent to the time of all possible seeks divided by the number of all possible seeks.


virtual 8086 mode

(computing, computer hardware) A mode allowing the execution of real mode applications that are incapable of running directly in protected mode while the processor is running a protected mode operating system.


phantom abandoned call

phantom abandoned call (plural phantom abandoned calls)


unreal mode

Coordinate term: real mode

(computing, computer hardware) A variant of real mode, in which one or more segment descriptors have been loaded with nonstandard values, like 32-bit limits allowing access to the entire memory.


tristated

the data out drivers are tristated

1984, Northcon/84: Mini/Micro Northwest-84 Conference Record, page 8:

Even after the output enable signal is true, the output remains tristated until the senseamp's cross coupled latch has resolved the data value, […]

2012, Anantha P. Chandrakasan, Robert W. Brodersen, Low Power Digital CMOS Design, page 336:

(electronics) In a high-impedance state that is neither the high output state nor the low output state, and allows other devices to drive the bus without interference from the tristate buffer.


fish paper

A vulcanized fiber used in electronics for insulation; for example, in wrapping batteries.


summator

(electronics) A logic circuit or other electronic device whose output is the sum of two or more input signals or values.


CPLD

complex programmable logic device
w:complex programmable logic device

(electronics) Initialism of complex programmable logic device.


PC-compatible

(computing, computer hardware) Of a computer, functionally identical to the original IBM personal computer and able to accept all software and hardware designed or intended for it.


spindown time

spindown time (countable and uncountable, plural spindown times)

Coordinate term: spinup time

(computing, computer hardware) The period of time required by a hard drive or optical disc to decelerate from an operational speed to stopped state.


spinup time

spinup time (countable and uncountable, plural spinup times)

Coordinate term: spindown time

(computing, computer hardware) The period of time required by a hard drive or optical disc to accelerate from a stopped state to an operational speed.


low-powered

(electricity, electronics) Possessing little power or capacity.


memory bank

(electronics) A hardware-dependent logical unit of storage in an electronic.


startup time

startup time (countable and uncountable, plural startup times)

(computing, computer hardware) The boot time of a system in addition to the amount of time required for the operating system to load and initialize all its services and programs.


boot time

boot time (countable and uncountable, plural boot times)

Coordinate term: startup time

(computing, computer hardware) The amount of time required to load the kernel of an operating system, its device drivers, and the initialization of the hardware.


decade box

(electronics) A piece of test equipment used during prototyping of circuits to vary the resistance, capacitance, or inductance by means of a knob or switch.


Free caller ID blocking. […] The new feature will enable customers to hide their identification from […] caller ID by punching "*67" on push-button phones or dialing "1167" on rotary phones.

1990 September 17, “Briefs”, in Network World:

Callers can block their Caller ID information on a per-call basis by dialling *67 before a call is made.

2010, House of Representatives, Truth in Caller ID Act of 2010:

A *67 blocked call is reported to the receiving party's caller ID as a "private call".

2013, Steven Kerry Brown, The Complete Idiot's Guide to Private Investigating, 3 edition:

(Canada, US, telephony) The telephone number used to block caller ID.


en-verb

*67 (third-person singular simple present *67s, present participle *67ing, simple past and past participle *67ed)

I seem to recall that a Rochecter Tel sub called the 800-stopper ANI #, and got readback, then "*67"ed, and called again - this time NOT getting one.

1993 September 20, David Lesher, “Caller ID/ANI Thread”, in comp.society.privacy (Usenet):

[The NSA has] this dude who […] writes down all the numbers that pop up on the caller-id display. Don't forget to *67!!!

1994 March, Hackle-b3rry phin, “Keeping a low profile on UNIX systems”, in Brotherhood of Warez, volume 3:

[H]ow about *67ing him? That's what [she] does when she likes someone.

2010, Robin Palmer, Yours Truly, Lucy B. Parker:

(Canada, US, telephony) To use the telephone number prefix to block caller ID.


fieldbus

(computer hardware, networking) A member of a family of industrial digital communication networks used for real-time distributed control.


clearance time

en-noun

clearance time (countable and uncountable, plural clearance times)

In Fig. 12.5.6A, for example, a fault occurring at point F is detected by the busbar protection which trips the circuit breaker. It is clear, therefore, that the fault will not be disconnected, except possibly by back-up protection involving a long clearance time.

1995, Electricity Training Association, Institution of Electrical Engineers, Power System Protection, page 50:

The amount of time it takes from the initiation of a process until it is completed.

(electricity, electronics) The amount of time from when a fault is detected to when a circuit is automatically reopened.


rise time

rise time (countable and uncountable, plural rise times)

Coordinate term: fall time

(electronics) Of a voltage or current step function, the amount of time taken by a signal to change from a specified low value to a specified high value.


fall time

fall time (countable and uncountable, plural fall times)

(electronics) The amount of time taken for the amplitude of a pulse to decrease from a specified value to another specified value.


connect time

connect time (countable and uncountable, plural connect times)

(electronics) The amount of time that a circuit is in use, usually in a circuit-switched environment.


time-varying

(electricity, electronics) Referring to any voltage of a varying time, current or an electromagnetic wave carrying information.


frame-alignment recovery time

frame-alignment recovery time (uncountable)

(electronics, telecommunications) The amount of time that elapses between a valid frame alignment signal that is available at the receiving terminal equipment and the moment that frame alignment is established.


transition time

transition time (countable and uncountable, plural transition times)

(electricity, electronics) The amount of time required for the switch output to settle within a given percentage of the final value following a change in the control input level.


hold time

hold time (countable and uncountable, plural hold times)

Coordinate term: setup time

(electronics) The minimum amount of time for which the data input should be held steady after the clock event for reliable sampling.

(telephony) The amount of time spent in a phone queue on hold.


storage time

storage time (countable and uncountable, plural storage times)

In this article, we report the first long-term measurements of storage time at room temperature.

1995, W. Xie, G.M. Johnson, Y.Wang, J.A. Cooper, Jr., J.W. Palmour, L.A. Lipkin, M.R. Melloch, C. H. Carter, Jr., “Cell Design and Peripheral Logic for Nonvolatile Random Access Memories in 6H-SiC”, in Herb Goronkin, Umesh Kumar Mishra, editor, Compound Semiconductors 1994, page 395:

Each device has its own storage time which may vary from device to device and again it varies with the magnitude of anode current .

2005, PC Sen, Modern Power Electronics, page 110:

Energy density and storage time are the key parameters to be considered when disucssing storage systems.

(electronics) The amount of time that an electronic device can store energy.


pulse repetition time

pulse repetition time (countable and uncountable, plural pulse repetition times)

(electronics, radio) The elapsed time from the beginning of one pulse to the beginning of the next pulse.


repetition time

repetition time (countable and uncountable, plural repetition times)

(radio, electronics) The amount of time from the application of an excitation pulse to the application of the next pulse.


waiting time

waiting time (countable and uncountable, plural waiting times)

(computing, computer hardware) The total amount of time in which a process spends in a ready queue before it reaches the CPU.


propagation time

propagation time (countable and uncountable, plural propagation times)

(electronics, electrical engineering) In a digital circuit, the amount of time required for a signal or wave to travel from one point of a transmission medium to another.


standby time

standby time (countable and uncountable, plural standby times)

(electronics, telephony, technology) The maximum amount of time in which a mobile phone can be continuously turned on and ready to communicate.


ready queue

(computing, computer hardware) A data structure that holds a process that is ready to run, but is unable to do so because the CPU is already occupied.


setup time

setup time (countable and uncountable, plural setup times)

Coordinate term: hold time

(electronics) The minimum amount of time for which the data input should be held steady before the clock event for reliable sampling.


time-delay relay

time-delay relay (plural time-delay relays)

(electronics) A type of relay consisting of a built-in time delay function.


pumping time

pumping time (countable and uncountable, plural pumping times)

The setting time should never exceed the pumping time, and preferably should be about half of the total pumping time.

1971, ASTM International (publisher), Sampling of Soil and Rock, page 54:

Instantaneous discharge from aquifer storage does not occur, but storativity does approach a constant value with increasing pumping time.

2001, Michael Kasenow, Applied Ground-water Hydrology and Well Hydraulics, page 384:

Inclusion of a linear current booster (LCB) extends the useful pumping time of the pump motor and enables the use of a smaller motor and a smaller array that is utilized more efficiently.

2004, Roger A. Messenger, Jerry Ventre, Photovoltaic Systems Engineering, Second Edition, page 117:

(electronics, engineering) The amount of time a pump is in operation.


time delay and integration clock

time delay and integration clock (plural time delay and integration clocks)

time delay and integration clocks (plural)

(electronics) A time delay device forming part of a readout integrated circuit.


Early effect

Named after American electrical engineer James M. Early who discovered the effect.

(electronics) The variation in the effective width of the base in a bipolar junction transistor due to a variation in the applied base-to-collector voltage.


Gunn effect

Named after British physicist J. B. Gunn who discovered the effect in 1962.

(electronics) The generation of high-frequency (usually microwave) oscillations within a semiconductor whenever an applied DC voltage exceeds its threshold value.


clock skew

(electronics) A phenomenon in synchronous digital circuit systems in which the same sourced clock signal arrives at different components at different times due to gate or wire signal propagation delay.


memory effect

(electronics) The situation in which nickel-cadmium rechargeable batteries gradually lose their maximum energy capacity if they are repeatedly recharged after being only partially discharged.


Miller effect

Named after John Milton Miller who discovered the effect.

(electronics, electrical engineering) The increase in the equivalent input capacitance of an inverting voltage amplifier due to amplification of the effect of capacitance between the amplifier's input and output terminals.


Armstrong oscillator

Armstrong oscillator (plural Armstrong oscillators)

(electronics) An electronic oscillator circuit which uses an inductor and capacitor to generate an oscillation.


Meissner oscillator

Meissner oscillator (plural Meissner oscillators)

Armstrong oscillator
Armstrong oscillator#English

(electronics, less common) Synonym of Armstrong oscillator


phonic wheel

(historical, telegraphy) A synchronous motor driven by a tuning fork that used an electromagnet to rotate the cogwheel of the motor by one tooth for each vibration.


neural processing unit

neural processing unit (plural neural processing units)

In addition, the large weight size inevitably causes latency, power, and energy overhead when transferring the weight data between the storage/memory and the processing units, such as central processing units (CPUs), graphic processing units (GPUs), neural processing units (NPUs), or accelerators, which are not desirable for resource-constrained edge devices.

2023, Arslan Munir, Joonho Kong, Mahmood Azhar Qureshi, Accelerators for Convolutional Neural Networks, John Wiley & Sons, →ISBN, page 43:

(computer hardware, machine learning) A specialized hardware circuit designed to accelerate machine learning applications.


push notification

push notification (plural push notifications)

(Internet, mobile telephony) The delivery of information from a software application to a computing device without a specific request from the client.


reverse the charges

en-verb

reverse the charges (third-person singular simple present reverses the charges, present participle reversing the charges, simple past and past participle reversed the charges)

reverses the charges (present singular third-person)
reversing the charges (participle present)
reversed the charges (participle past)
reversed the charges (past)

(intransitive, British) To make a telephone call for which the party who is called agrees to pay.


control bus

en-noun

control bus (plural control buses or control busses)

control buses (plural)
control busses (plural)

(computer hardware) A part of the system bus that is used by CPUs for communicating with other devices within the computer.


system bus

system bus (plural system buses or system busses)

system buses (plural)
system busses (plural)

(computer hardware) A single computer bus that connects the major components of a computer system, combining the functions of a data bus, an address bus, and a control bus.


address bus

address bus (plural address buses or address busses)

address buses (plural)
address busses (plural)

(computer hardware) A bus that is used to specify a physical address.


frequency domain

frequency domain (plural frequency domains)

(mathematics, physics, electronics) The analysis of mathematical functions or signals with respect to frequency, and possibly a phase, rather than time.


time-domain reflectometer

time-domain reflectometer (plural time-domain reflectometers)

(physics, electronics) An electronic instrument used to determine the characteristics of electrical lines by observing reflected pulses.


time-domain reflectometry

(physics, electronics) A technique used to track faults in networks, such as cable breaks or loose connections, in which a pulse of a known shape is transmitted over the network and an echo is created when the pulse strikes an obstacle or cable end.


PGND

(electronics) Abbreviation of power ground.


write once, read many

LL-Q1860 (eng)-Flame, not lame-write once, read many.wav

(computing, computer hardware) A data storage device in which information, once written, cannot be modified.


on silent

(electronics, mobile telephony) A setting on an electronic device that prevents it from producing noise when it receives a call or a message, such as an alert or a notification.


clockrate

(electronics) Rate of clock pulses in an electronic circuit. Alternative form of clock rate.


mask work

(computer hardware) A type of three-dimensional image or pattern on a layer of materials used to design or manufacture a semiconductor chip.


segment descriptor

segment descriptor (plural segment descriptors)

(computer hardware) A part of the segmentation unit, used for translating a logical address to a linear address.


flash disk

(Indonesia, Malaysia, Philippines, Singapore) A flash drive.


tech giant

(electronics, business, often in the plural) A large company or corporation which works in the technology industry.


tag strip

(electronics) Solder tags/lugs on a strip used to connect wires by soldering.

terminal strip

Mostly used with strips using screws to establish the connection.


logic high

LL-Q1860 (eng)-Flame, not lame-logic high.wav

(electronics) In binary logic one of the two levels a signal can have.


logic level

LL-Q1860 (eng)-Flame, not lame-logic level.wav

(electronics) One of a finite number of states (usually two) that a digital signal can have.


logic low

LL-Q1860 (eng)-Flame, not lame-logic low.wav


pull-down resistor

pull-down resistor (plural pull-down resistors)

LL-Q1860 (eng)-Flame, not lame-pull-down resistor.wav

(electronics) A resistor that is connected between a signal and ground in a circuit to ensure that the signal is at a low logic level.


mica insulator

(electronics) A sheet of electric insulator material made from mica placed between a power semiconductor device and the heat sink.


very-large-scale

(computer hardware) Of a system, containing hundreds of thousands of transistors on a single integrated circuit.


cavity magnetron

cavity magnetron (plural cavity magnetrons)

particle accelerator
particle accelerator

(electronics) A high-power vacuum tube used in early radar systems and subsequently in microwave ovens and in linear particle accelerators.