Telecommunication Union (ITU) oversees how much radio spectrum is set aside for amateur radio transmissions. Individual amateur stations are free to use any frequency... 51 KB (3,943 words) - 03:46, 24 January 2024 |
An amateur radio contact, more commonly referred to as simply a "contact", is an exchange of information between two amateur radio stations. The exchange... 3 KB (320 words) - 06:19, 6 December 2023 |
Amateur radio or ham radio is practised by more than 22,000 licensed users in India. The first amateur radio operator was licensed in 1921, and by the... 46 KB (4,573 words) - 02:26, 1 February 2024 |
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... 21 KB (3,074 words) - 00:47, 31 March 2024 |
An amateur radio satellite is an artificial satellite built and used by amateur radio operators. It forms part of the Amateur-satellite service. These... 47 KB (2,067 words) - 11:46, 26 March 2024 |
modes of radio communication used in the amateur radio hobby. Amateurs use a variety of voice, text, image, and data communications modes over radio. Generally... 8 KB (958 words) - 11:24, 25 March 2024 |