HRWB 256 - Tube Gear with Grayson Evans KJ7UM
About this episode
In this episode, Grayson Evans, KJ7UM, joins us again to talk about designing and building ham radio gear with tubes, or as he refers to them: thermatrons. Grayson is the author of Hollow-State Design, a book all about tube-type radio equipment. Grayson also provides basic tube radio kits.
Grayson is a great mentor and shares his love for all things thermatron !
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