"dual-frequency" meaning in All languages combined

{
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "dual-frequency (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "related": [
    {
      "_dis1": "0 0",
      "sense": "sense 1",
      "word": "dual-voltage"
    }
  ],
  "senses": [
    {
      "categories": [
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Electrical engineering",
          "orig": "en:Electrical engineering",
          "parents": [
            "Electricity",
            "Engineering",
            "Electromagnetism",
            "Applied sciences",
            "Technology",
            "Physics",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1961 May, “New European motive power: I - German dual-voltage locomotives”, in Trains Illustrated, page 305",
          "text": "Trials with three experimental dual-frequency mixed-traffic locomotives intended for use on the Saar's 15kV 16⅔-cycle (German) and 25kV 50-cycle (French) lines have proved so successful that the German Federal Railway is contemplating the construction of a fleet of 20 to 25 similar machines.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Able to operate on two different electrical frequencies."
      ],
      "id": "en-dual-frequency-en-adj-EUJ5160m",
      "links": [
        [
          "electrical engineering",
          "electrical engineering"
        ]
      ],
      "raw_glosses": [
        "(electrical engineering) Able to operate on two different electrical frequencies."
      ],
      "tags": [
        "not-comparable"
      ],
      "topics": [
        "business",
        "electrical",
        "electrical-engineering",
        "electricity",
        "electromagnetism",
        "energy",
        "engineering",
        "natural-sciences",
        "physical-sciences",
        "physics"
      ]
    },
    {
      "categories": [
        {
          "_dis": "34 66",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Able to receive and operate on two different radio frequencies."
      ],
      "id": "en-dual-frequency-en-adj-HYK8sBmK",
      "raw_glosses": [
        "(radio communications) Able to receive and operate on two different radio frequencies."
      ],
      "tags": [
        "not-comparable"
      ],
      "topics": [
        "broadcasting",
        "media",
        "radio",
        "radio-communications"
      ]
    }
  ],
  "word": "dual-frequency"
}

{
  "categories": [
    "English adjectives",
    "English entries with incorrect language header",
    "English lemmas",
    "English multiword terms",
    "English uncomparable adjectives"
  ],
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "dual-frequency (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "related": [
    {
      "sense": "sense 1",
      "word": "dual-voltage"
    }
  ],
  "senses": [
    {
      "categories": [
        "English terms with quotations",
        "en:Electrical engineering"
      ],
      "examples": [
        {
          "ref": "1961 May, “New European motive power: I - German dual-voltage locomotives”, in Trains Illustrated, page 305",
          "text": "Trials with three experimental dual-frequency mixed-traffic locomotives intended for use on the Saar's 15kV 16⅔-cycle (German) and 25kV 50-cycle (French) lines have proved so successful that the German Federal Railway is contemplating the construction of a fleet of 20 to 25 similar machines.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Able to operate on two different electrical frequencies."
      ],
      "links": [
        [
          "electrical engineering",
          "electrical engineering"
        ]
      ],
      "raw_glosses": [
        "(electrical engineering) Able to operate on two different electrical frequencies."
      ],
      "tags": [
        "not-comparable"
      ],
      "topics": [
        "business",
        "electrical",
        "electrical-engineering",
        "electricity",
        "electromagnetism",
        "energy",
        "engineering",
        "natural-sciences",
        "physical-sciences",
        "physics"
      ]
    },
    {
      "glosses": [
        "Able to receive and operate on two different radio frequencies."
      ],
      "raw_glosses": [
        "(radio communications) Able to receive and operate on two different radio frequencies."
      ],
      "tags": [
        "not-comparable"
      ],
      "topics": [
        "broadcasting",
        "media",
        "radio",
        "radio-communications"
      ]
    }
  ],
  "word": "dual-frequency"
}