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  2. Baofeng UV-5R - Wikipedia

    en.wikipedia.org/wiki/Baofeng_UV-5R

    radio amateurs, (semi-) professional users. The Baofeng UV-5R is a handheld radio transceiver manufactured by the Chinese manufacturer Baofeng. This model was the first dual band radio (VHF/UHF) to be successfully distributed by a Chinese brand. It is inexpensive and relatively simple to use (though tedious to program without computer software).

  3. LowFER - Wikipedia

    en.wikipedia.org/wiki/LowFER

    In the U.S., license-free operation is also allowed on the medium frequency band, also known as the AM broadcast band. Similar to LowFER, MedFER is medium-frequency experimental radio. MedFER enthusiasts operate under FCC Part 15 rules using 0.1 W (a tenth of a watt) and a three-meter-long antenna between 510 kHz and 1705 kHz, coinciding with ...

  4. Shortwave bands - Wikipedia

    en.wikipedia.org/wiki/Shortwave_bands

    Shortwave (HF radio) is used by transoceanic aircraft for communications with air-traffic control centers out of VHF radio range. Most countries with HF citizens'-band allocations use 40 or 80 channels between approximately 26.5 MHz and 27.9 MHz, in 10 kHz steps. Due to antenna-length requirements and the band's long-distance propagation ...

  5. List of channel numbers assigned to FM frequencies in North ...

    en.wikipedia.org/wiki/List_of_channel_numbers...

    In the Americas (defined as International Telecommunication Union (ITU) region 2), the FM broadcast band consists of 101 channels, each 200 kHz wide, in the frequency range from 87.8 to 108.0 MHz, with "center frequencies" running from 87.9 MHz to 107.9 MHz. For most purposes an FM station is associated with its center frequency.

  6. FM broadcasting in the United States - Wikipedia

    en.wikipedia.org/wiki/FM_broadcasting_in_the...

    FM radio channel assignments in the U.S. In the United States, FM broadcasting stations operate on a 20.2 MHz-wide frequency band, spanning from 87.8 MHz to 108 MHz. This is divided into 101 0.2 MHz-wide channels, which are designated as channels 200 through 300. In actual practice, few except the FCC use these channel numbers; the frequencies ...

  7. Amateur radio frequency allocations - Wikipedia

    en.wikipedia.org/wiki/Amateur_radio_frequency...

    e. Amateur radio frequency allocation is done by national telecommunication authorities. Globally, the International Telecommunication Union (ITU) oversees how much radio spectrum is set aside for amateur radio transmissions. Individual amateur stations are free to use any frequency within authorized frequency ranges; authorized bands may vary ...

  8. Free-to-air - Wikipedia

    en.wikipedia.org/wiki/Free-to-air

    In the Netherlands, 3 national public television channels NPO 1, NPO 2 and NPO 3, and 7 national public radio channels broadcast free-to-air via the DVB-T Digitenne service. The television and radio channels of the regional public broadcasters are also free-to-air via the DVB-T service.

  9. FM broadcast band - Wikipedia

    en.wikipedia.org/wiki/FM_broadcast_band

    FM broadcast band. Graphical depiction of FM broadcasting allotments. The FM broadcast band is a range of radio frequencies used for FM broadcasting by radio stations. The range of frequencies used differs between different parts of the world. In Europe and Africa (defined as International Telecommunication Union (ITU) region 1) and in ...