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  2. Amateur radio frequency allocations - Wikipedia

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

    Radio amateurs may engage in satellite and space craft communications; however, the frequencies allowed for such activities are allocated separately from more general use radio amateur bands. Under the International Telecommunication Union 's rules, all amateur radio operations may only occur within 50 kilometres (31 mi) of the Earth's surface.

  3. WARC bands - Wikipedia

    en.wikipedia.org/wiki/WARC_bands

    The World Administrative Radio Conference (WARC) bands are three portions of the shortwave radio spectrum used by licensed and/or certified amateur radio operators. They consist of 30 meters (10.1–10.15 MHz), 17 meters (18.068–18.168 MHz), and 12 meters (24.89–24.99 MHz).

  4. Business band - Wikipedia

    en.wikipedia.org/wiki/Business_band

    In the United States, the business band is the colloquial name used by radio users who utilize and scanner hobbyists who listen to the Federal Communications Commission (FCC) Industrial/Business pool frequencies. The regulations listing frequencies in this pool are contained in Subpart C of Part 90, Title 47 of the CFR.

  5. Category:Lists of radio stations by frequency - Wikipedia

    en.wikipedia.org/wiki/Category:Lists_of_radio...

    Pages in category "Lists of radio stations by frequency" The following 200 pages are in this category, out of approximately 338 total. This list may not reflect recent changes .

  6. List of software-defined radios - Wikipedia

    en.wikipedia.org/.../List_of_software-defined_radios

    Frequency range Max bandwidth RX ADC bits TX DAC bits TX capable Sampling rate Frequency accuracy ppm Panadapters / Receivers Host Interface Windows Linux Mac FPGA Aaronia SPECTRAN V6 ECO [1] €2,498 EUR Pre-built Active 9 kHz – 8 GHz Up to 120 MHz (2 Rx with 60 MHz each) 16 14 Yes 2 GSPS 0.005 (OCXO option) 2/1

  7. Radio spectrum - Wikipedia

    en.wikipedia.org/wiki/Radio_spectrum

    The radio spectrum is the part of the electromagnetic spectrum with frequencies from 3 Hz to 3,000 GHz (3 THz).Electromagnetic waves in this frequency range, called radio waves, are widely used in modern technology, particularly in telecommunication.