"pin the meter" meaning in English

{
  "etymology_text": "In reference to the measuring needle looking as though it is pinned in place.",
  "forms": [
    {
      "form": "pins the meter",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "pinning the meter",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "pinned the meter",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "pinned the meter",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "*"
      },
      "expansion": "pin the meter (third-person singular simple present pins the meter, present participle pinning the meter, simple past and past participle pinned the meter)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1958, The Radio Amateur's Handbook, number 35, page 490",
          "text": "If signals tend to pin the meter, the sensitivity can be reduced by adjustment of R1.",
          "type": "quotation"
        },
        {
          "ref": "1977, Amateur Radio, volume 33, page 59",
          "text": "It is not possible to do this using an ohmmeter because the current flowing will pin the meter and may cause damage to the movement or even burn out the coil.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "To cause a meter to register its highest possible value."
      ],
      "id": "en-pin_the_meter-en-verb-51DV5rie",
      "qualifier": "CB radio",
      "raw_glosses": [
        "(CB radio) To cause a meter to register its highest possible value."
      ]
    }
  ],
  "word": "pin the meter"
}

{
  "etymology_text": "In reference to the measuring needle looking as though it is pinned in place.",
  "forms": [
    {
      "form": "pins the meter",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "pinning the meter",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "pinned the meter",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "pinned the meter",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "*"
      },
      "expansion": "pin the meter (third-person singular simple present pins the meter, present participle pinning the meter, simple past and past participle pinned the meter)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English terms with quotations",
        "English verbs",
        "Quotation templates to be cleaned"
      ],
      "examples": [
        {
          "ref": "1958, The Radio Amateur's Handbook, number 35, page 490",
          "text": "If signals tend to pin the meter, the sensitivity can be reduced by adjustment of R1.",
          "type": "quotation"
        },
        {
          "ref": "1977, Amateur Radio, volume 33, page 59",
          "text": "It is not possible to do this using an ohmmeter because the current flowing will pin the meter and may cause damage to the movement or even burn out the coil.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "To cause a meter to register its highest possible value."
      ],
      "qualifier": "CB radio",
      "raw_glosses": [
        "(CB radio) To cause a meter to register its highest possible value."
      ]
    }
  ],
  "word": "pin the meter"
}