Panadapter Board Update: Whoops!

Hi again everyone! I received a surprising amount of emails regarding the panadapter boards that I had made. Well, I’m here to tell you that like all good things, it takes time to get things right. Some of you who know far more about amplifier design should look back at the schematics I posted in the last update. You’ll notice something ever-so-slightly out of place. Yep, that capacitor is supposed to be below the resistor, connected directly to the FET. Unfortunately while it seems like a simple error it actually managed to throw off the bias of the amplifier quite

Read On