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  2. List of amateur radio transceivers - Wikipedia

    en.wikipedia.org/wiki/List_of_amateur_radio...

    The Kenwood TS-2000 is an amateur radio transceiver manufactured by the Kenwood Corporation. [ 24 ] [ 25 ] [ 26 ] Introduced in the year 2000, the radio was known for its "all-in-one" functionality. It can transmit on all amateur radio bands between 160 meters and 70 centimeters , with the exception of the 1.25 meters band, and the "X" model ...

  3. NXDN - Wikipedia

    en.wikipedia.org/wiki/NXDN

    NXDN uses the AMBE+2 vocoder for digital audio. [8] This combination provides better weak-signal voice quality than for analog FM. For an equivalent transmitter power, NXDN is represented as having a wider range and slightly better multi-path characteristics than analog FM in typical RF environments, specifically at the 12 dB SINAD threshold.

  4. Kenwood Corporation - Wikipedia

    en.wikipedia.org/wiki/Kenwood_Corporation

    Kenwood is a brand of JVCKENWOOD Corporation making two-way radios including wireless DECT intercom systems, PMR446, dPMR446, dPMR, P25, DMR and NXDN. The Kenwood communications product range includes hand-portable and mobile terminals (including Intrinsically Safe and ATEX / IECEx hand-portables), repeaters, infrastructure and application ...

  5. D-STAR - Wikipedia

    en.wikipedia.org/wiki/D-STAR

    Within the D-STAR Digital Voice protocol standards (DV), voice audio is encoded as a 3,600 bit/s data stream using proprietary AMBE encoding, with 1,200 bit/s FEC, leaving 1,200 bit/s for an additional data "path" between radios utilizing DV mode. On air bit rates for DV mode are 4,800 bit/s over the 2 m, 70 cm and 23 cm bands.

  6. Walkie-talkie - Wikipedia

    en.wikipedia.org/wiki/Walkie-talkie

    A walkie-talkie, more formally known as a handheld transceiver, HT, or handheld radio, is a hand-held, portable, two-way radio transceiver. Its development during the Second World War has been variously credited to Donald Hings, radio engineer Alfred J. Gross, Henryk Magnuski and engineering teams at Motorola. First used for infantry, similar ...

  7. List of radios - Wikipedia

    en.wikipedia.org/wiki/List_of_radios

    The RCA model R7 Superette superheterodyne table radio. This is a list of notable radios, which encompasses specific models and brands of radio transmitters, receivers and transceivers, both actively manufactured and defunct, including receivers, two-way radios, citizens band radios, shortwave radios, ham radios, scanners, weather radios and airband and marine VHF radios.

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