These live discussion sessions with N2APB and N2CX are an absolute goldmine of information about HF design for the amateur.
There's a good mix of analog and DSP. My only gripe is that there doesn't appear to be a podcast feed, so I had to set up a 'virtual' feed in Doggcatcher so that it would queue these.
Fifteen Back Iissues of "Hambrew Magazine" (from the 1990s) Available Online - *They look very interesting. I saw an article by Wayne Burdick. Doug DeMaw was involved. Thanks to Tim at Arrow Antennas for making these back issues...
13 hours ago