Ham Radio - The Malahit DSP portable SDR receiver.
网页2021年4月12日 · The second from a different vendor arrived along with a USB cable, telescopic antenna, SMA adapter and some perfunctory instructions. I was a bit skeptical about this unit but it worked beautifully right away. I didn't have an available HF antenna to attach to it so I plugged it into an unused discone for 25-1300 mHz.
W3HGT PAUL “Sonny” RAKOW | QRZ Forums
网页2021年6月28日 · Of Confluence, PA, formerly of Forest Hills, age 79, died suddenly on the evening of June 22, 2021, in Sarasota, Florida surrounded by family.
Fessenden: King of the Radio Waves - QRZ Forums
网页2006年12月24日 · "And in 1920 KDKA, owned by Westinghouse, aired the first commercial broadcast." Naturally, Edison couldn't come up with a generator capable of supplying the plate voltage while a Westinghouse transformer took it in stride. As for the music, Emile Berliner's turntables made it all possible, Edison's cylinders proved impossible to back-cue.
Special Event Station W7Y 2/19-20/2022 to commemorate the …
网页2022年2月19日 · On June 3rd, 1923, WGY participated in AT&T’s second network test, which linked WEAF to WGY, to KDKA in Pittsburgh, and to KYW in Chicago. The Radio Corporation of America responded by developing a network operation centered on its New York City station, WJZ, now WABC, and in December 1923 made its first test network connection with a hookup ...
The QRZ LOG BOOK IS FREE | Page 2 | QRZ Forums
网页2024年2月28日 · The cloud-based QRZ Master Logbook contains over 300,000 logbooks from individual hams worldwide. Users of the QRZ Logbook enjoy a 40%+ confirmation rate on their QSOs. On a typical day, as many as 200,000 new QSOs arrive, and around 88,000 new confirmations are produced.
Florida Amateur Two-Meter User Survey | Page 2 | QRZ Forums
网页2023年1月11日 · One of the oldest clubs in the country is the BVARA - Beaver Valley Amateur Radio Association - think KDKA, it started out with mostly all engineers from the steel mills and the glass plants - trade and technical people. All these clubs wishes that they had more members, but none of these clubs promotes amateur radio in a positive light.