- The I0JXX is an italian company that offers market their projects, also sells electronic products of high quality, both for Ham, both Broadcast and their accessories. VHF Antennas, mosfet power amplifiers, filters, insulators, power dividers, telescopic poles, antenna masts
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- Power supplies, rf power amplifiers, dummy loads, frequency counters, repeaters antennas manufacturer based in Italy
WSPRnet Weak Signal Propagation Reporter Network
- A group of amateur radio operators using K1JT's MEPT_JT digital mode to probe radio frequency propagation conditions using very low power transmissions.
Computer sent/received Morse signals received by amateurs and collected on an online database.
GS-35b HF Power Amplifier
- The amplifier described here is an update of the High Power linear amplifier described in the July, 1995 issue of the "Radiolubitel. KW i UKW" magazine in Belarus. In English, this is "Radio Amateur. HF and VHF". by Gary Podgorny, EW1MM
QRP AM(cw) Transmitter for 10 meters
- In this project, you will make a simple low-power broadcast-type circuit, using a crystal oscillator integrated circuit and an a collector modulated AM oscillator.