Internet controlled 23cm Earth-Moon-Earth (EME) beacon by OE5JFL
Two Communications
@twocommunications.bsky.social
From Terrestrial To Celestial📡 https://www.whatsapp.com/channel/0029Va5GQJj4yltKbmuOT227
A wireless telegraphic Morse key operator at 17 Lines of Communication Signals, Darwin, Northern Territory, Australia, 1944.
9 elements OWL yagi - PE1ITR Earth-Moon-Earth (EME) Antenna
Dr. John Daniel Kraus, W8JK joined the faculty at Ohio State University in Columbus, USA, in 1946, where he concentrated his research on electrical engineering and radio astronomy. He designed and supervised the construction of the 110-meter-wide "Big Ear" whatsapp.com/channel/0029...
The Heathkit SB-401 - HF SSB/CW Transmitter
In 1924, the first British radio-equipped police vehicle carried an early vacuum-tube transmitter and receiver. A radio operator in the rear maintained communication, while a T-shaped wire aerial mounted on the roof could be folded down, allowing the vehicle to pass beneath low bridges.
In the summer of 1960, Collins Radio began developing a high-end amateur radio system known internally as the Prestige Line. The centerpiece was the experimental KWM-5000, envisioned as the "Cadillac of Transceivers." The project sought to combine the latest S-Line... whatsapp.com/channel/0029...
Kari, OH5XT, sat at the controls of the OH5AA contest station at Kymi Airport near Kotka, Finland, operating on 14 MHz during the 1978 Scandinavian Activity Contest (SAC) CW event as part of the multi-operator, multi-transmitter (M/M) team.
Geloso VFO driving an 807 power amplifier (PA), delivering 50 watts of output. OH1QA station, circa 1959.
Hallicrafters BC-610-H Transmitter & BC-939-B Antenna Tuning Unit - National Electronics Museum
Few people leave a legacy that spans amateur radio, television, vacuum tube technology, and education. Yet that is exactly what Alexander Kolesnikov accomplished. His journey began in 1933 at the Technical University in Brno, where he earned his first... whatsapp.com/channel/0029...
A small novelty crystal radio built into a corn-cob pipe. 1922
John Hunt, K7XE, demonstrates mobile amateur radio operation from Arlo Meyers' 1958 Chevrolet Impala.
