SDR-4+ HF Receiver: The SDR-4+ is an HF general coverage SDR receiver covering from 0.85 t… bit.ly/1bLtj1u #hamr #hamradio #CQ
Victor Laynez @roteno
July Call for Projects! Send links/pictures of your cool projects. One of mine: @eevblog uCurrent for my bench pic.twitter.com/ps9giFTB7x
Bill WØSUN ? @w0sun
“JT65 – Easy as Pie!” feedly.com/k/1e6pEHI #hamr #Hamradio
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