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Homebrew is an amateur radio slang term for home-built, noncommercial radio equipment. [1] Design and construction of equipment from first principles is valued by amateur radio hobbyists, known as "hams", for educational value, and to allow experimentation and development of techniques or levels of performance not readily available as commercial products.
A shortwave radio receiver is a radio receiver that can receive one or more shortwave bands, between 1.6 and 30 MHz. A shortwave radio receiver often receives other broadcast bands, such as FM radio, Longwave and Mediumwave. Shortwave radio receivers are often used by dedicated hobbyists called shortwave listeners.
The company is known for the Elecraft K3 high-performance HF transceiver, a 32-bit DSP based radio covering HF plus the 6-meter VHF band and the 160-meter MF band, introduced in 2008. The K3 was well-received by the amateur radio community. [3] At the time of its introduction, the K3 ranked highest in Sherwood Engineering's receiver tests. [4] [5]
Vintage amateur radio is a subset of amateur radio hobby where enthusiasts collect, restore, preserve, build, and operate amateur radio equipment from bygone years, such as those using vacuum tube technology.
Kit 7.5 MHz ext No 48 kHz 0/1 USB Yes Yes Yes SoftRock Lite II [113] Kit 1.891 – 1.795 MHz, 3.57 – 3.474 MHz, 7.104 – 7.008 MHz, 10.173 – 10.077 MHz, 14.095 – 13.999 MHz (also purchasable in other tunings) ext No 96 kHz 0/1 USB Yes Yes Yes SoftRock RX Ensemble II LF [114] Kit or Pre-built 180 kHz – 3.0 MHz ext No
Grundig Satellit 400 solid-state, digital shortwave receiver, c. 1986 [1]. Shortwave radio is radio transmission using radio frequencies in the shortwave bands (SW). There is no official definition of the band range, but it always includes all of the high frequency band (HF), which extends from 3 to 30 MHz (approximately 100 to 10 metres in wavelength).