>>> Valves (tubes), AM, etc. are a thing of the past... >> >> You could make the same case about SSB or HF in general. > > ...or even amateur radio as a hobby... Seriously I'm pleased to see any continued interest in construction. I recently saw a ham refer to connecting a COTS GPS to a COTS radio as "homebrew." *sigh* 73 es sail fast de dave KO4MI