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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).
The 1.25-meter, 220 MHz or 222 MHz band is a portion of the VHF radio spectrum internationally allocated for amateur radio use on a primary basis in ITU Region 2, and it comprises frequencies from 220 MHz to 225 MHz. [ 1] In the United States and Canada, the band is available on a primary basis from 222 to 225 MHz, with the addition of 219 to ...
[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 also has built-in 23 centimeters band capability option. Kenwood discontinued production of the TS ...
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 ...
The following table lists the frequencies that amateur radio operators in India can operate on. Band [ N 1] Frequency ( MHz) [ N 2] Wavelength [ N 3] Type [ N 4] 5. 0.1357–0.1378. 2200 m.
The 80 meter or 3.5 MHz band is a span of radio frequencies allocated for amateur use, from 3.5–4.0 MHz in North and South America ( IARU and ITU Region 2); generally 3.5–3.8 MHz in Europe, Africa, and northern Asia ( Region 1); and 3.5–3.9 MHz in south and east Asia and the eastern Pacific ( Region 3). [ a] The upper portion of the band ...
Coaxial cavity RF filter at 2 meter repeater. An amateur radio repeater is an electronic device that receives a weak or low-level amateur radio signal and retransmits it at a higher level or higher power, so that the signal can cover longer distances without degradation. Many repeaters are located on hilltops or on tall buildings as the higher ...
List of software-defined radios. This article provides a list of commercially available software-defined radio receivers . Embedded or True IQ data via 1 x USB 3.1 GEN 1. Internet remote via HTTP / JSON. Embedded or True IQ data via 1 x or 2 x USB 3.0. Optional 1 x USB 3.1 GEN2 (power only). Internet remote via HTTP / JSON.