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  2. Amateur radio repeater - Wikipedia

    en.wikipedia.org/wiki/Amateur_radio_repeater

    Each repeater has a NOV (Notice of Variation) licence issued to a particular amateur radio callsign (this person is normally known as the "repeater keeper") thus ensuring the licensing authority has a single point of contact for that particular repeater. Each repeater in the UK is normally supported by a repeater group composed of local amateur ...

  3. RFinder - Wikipedia

    en.wikipedia.org/wiki/RFinder

    RFinder's main service is the World Wide Repeater Directory (WWRD), which is a directory of amateur radio repeaters. RFinder is the official repeater directory of several amateur radio associations. RFinder has listings for several amateur radio modes , including FM , D-STAR , DMR , and ATV .

  4. Radio Society of Great Britain - Wikipedia

    en.wikipedia.org/wiki/Radio_Society_of_Great_Britain

    In 2014, The society took part in the International Amateur Radio Union's Youngsters on the Air (YOTA) event in Finland, whilst completing a mini YOTA event in the UK. [17] The RSGB hosted YOTA in the UK in 2017, attracting over 80 young people from all over the world to the UK to take part in radio related events. [ 18 ]

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  6. Amateur radio call signs - Wikipedia

    en.wikipedia.org/wiki/Amateur_radio_call_signs

    Some repeaters have automatic call sign transmission at regular intervals and use the secondary suffix /R at the call sign's end. Some jurisdictions discourage this practice on the grounds that it could be confused with an amateur from the repeater's location working portable in Russia.

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  8. 70-centimeter band - Wikipedia

    en.wikipedia.org/wiki/70-centimeter_band

    The 70-centimeter or 440 MHz band is a portion of the UHF radio spectrum internationally allocated to amateur radio and amateur satellite use. The ITU amateur radio allocation is from 430 to 440 MHz; however, some countries, such as the United States, allocate hams 420 to 450 MHz.

  9. List of shortwave radio broadcasters - Wikipedia

    en.wikipedia.org/wiki/List_of_shortwave_radio...

    Frequency (MHz) Program Transmitter site Time, UTC Days Language Power (kW) Az Remarks 3.965 Radio France Internationale (DRM) Issoudun 01:00-00:57