While some amateurs may complain about lousy HF propagation conditions, the Doctor explains that the truth is a bit more nuanced.
“A question you may have asked yourself, “Is my radio working? I don’t hear anyone!” Or worse, you can hear other stations, bu... Read more
An Oggie asks why his radio draws so much more power than the 100 watts it puts out. The answer lies in using linear final power amps in the Class A,... Read more
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FT-817ND vs FT-991 using the same Antenna – HyEndFed 5 Band. To give the FT-817ND a fighting chance, I have added the CW filter and I have conne... Read more
Testing My Mini 64:1 Half-Wave End-Fed Antenna Transformer. Read more
This is the third in a series of videos following my efforts to track down a source of local QRM / Radio Interference. Following the build of a succes... Read more
“We are bringing in 2021 with Tuesdays with Tim, K3LR and Jeff,KB8ZWT discussing HF antennas. Did you recently upgrade from tech to general? Tha... Read more