We are with John Miller, N7JDM from Chameleon Antenna to talk about the latest offerings! Antenna The Rotator Illuminator Kit December 27, 2014 No comments…
The KG-UV9G Handheld GMRS Radio from Wouxun is a great addition to any GMRS line-up of radios The BSR-Exclusive Wouxun KG-UV9G is a 999 channel programmable…
Single sideband modulation revolutionized electronic communication, but where did the idea come from? Antique Wireless Association Curator Emeritus Ed Gable, K2MP, tells the surprising story…
The Alexander Grimeton Friendship Association reports “an incredible number” of listener reports — 524 in all — for its July 4 Alexanderson Day transmissions from SAQ, the…
Peirre, KM4WSJ, lives in Florida and is often victim to powerful lightning and thunder storms and is forced to disconnect his antenna. His question to…
The Hurricane Watch Net (HWN) plans to activate today (Wednesday, August 18) and Friday as Grace attains Category 1 hurricane status. Air Force Reserve and…
In the immediate aftermath of the magnitude 7.2 earthquake on August 14, Radio Club of Haiti President Jean-Robert Gaillard, HH2JR, reported significant structural damage in…
Ed, K6SDW, has a few questions for Dave. Concerning Transmission lines and Counterpoises? Watch to Learn More. Antenna The Inflatable Air Antenna On 20 Meters…
Many Sunspots Emerge & A Big Filament Snakes | Solar Storm Forecast 08.15.2021 Antenna Introducing the World’s longest 50MHz/70MHz Dual Bander? August 17, 2018 No…
Modernization of multi-kilowatt RF communication and data transmission systems is pushing the requirements of what traditional vacuum electron devices and solid state semiconductor technology can…
Tad Cook, K7RA, Seattle, reports: Solar activity continues to be very weak, and the latest 45-day outlook seems to indicate more of the same ahead. Sunspots…
NanoVNA-F_V2 is a new generation of portable, stand-alone vector network analyser with 4.3″ IPS LCD screen, metal enclosure, 5000mAh rechargeable battery (continuous operation for 7…
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![The K7RA Solar Update [08/13/2021]](https://www.iz4wnp.it/wp-content/uploads/2021/08/coronalhole_sdo_blank.jpg "The K7RA Solar Update [08/13/2021]")
