Astron 12 volt linear power supply

 "I never wonder to see men wicked, but I often wonder to see them not ashamed." - Jonathan Swift

Nerdy stuff - Triodes

I wandered away from my usual topics recently.  Those topics normally tend to be either home-related, or oddball stuff that I find interesting.  I may bounce back and forth on topics for a while - having recently developed a split personality, between tech and Covid-19.

Today though, I'm going to talk about triodes and amplifiers