I show how a QRP (5-watt) station can search for contacts on a busy band during the ARRL CW Sweepstakes. The first contact (QSO) is translated for non-hams/C…
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Poniendo a punto un micrófono Icom SM-20. Limpieza y apreciaciones varias acerca de la calidad de sus materiales y construccion.
As a newbie ham, I tried my best scampering throughout the city for antennas that I could afford. Sadly, I found them to be unaffordable. BUT then it was for…
US Navy personnel helping to look for missing Malaysia Air Flight MH370 are using the signal-processing and analysis package Spectrum Laboratory by Wolf Buescher, DL4YHF, to analyze recently detected 37.5 kHz “pings” that may be from the missing plane’s “black box.” Some Spectrum Laboratory screen shots as seen aboard the Australian Defense Vessel Ocean Shield were shown on TV. The US Navy pers…
American Radio Relay League | Ham Radio Association and Resources
Norton Update 12/15/2012. Bobby Whitaker designed and built a prototype balloon airborne repeater that can be used for the ASP2 Norton Search plane. It can b…
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