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Slow Scan TV in 1973 ( SSTV )
Tad Cook, K7RA, Seattle, reports: Average daily sunspot numbers declined this week from 17.9 to 11.9. Why? Because on the final 2 days of the March 25 – 31 reporting week sunspots disappeare... Read more
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by Harry Lythall – SM0VPOI keep on and on about my little balcony and the antenna restrictions it imposes on my HF antennas. This projects was developed as a result of experimen... Read more
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Jamie Dean, M6RDY makes the finishing touches to the base of a roof-tower atWaters & Stanton, Euope’s Ham Store, in Hockley Essex England. The all-important RubbAsea... Read more
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The University Wuerzburg Experimental Satellite 4 (UWE-4) successfully used its propulsion system in order to conduct orbit control. The 1U CubeSat, developed and built at the Chair for Robo... Read more
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Cover all HF bands with one single wire and no tuner! to ensure great performance in a wide range of operating conditions. End-fed horizontal wire, an EFHW, offers the perfect solution for a... Read more
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