Headfirst Amplification - Marshall ST1 PCB project board for a plexi or 800 build. 1959/1988/2203/2204. On board filter caps, or wire to chassis mounted caps. Online orders at https://headfirstamplification.com #marshallamps #diy #oldschool
My 50 Watt JCM800 - Model 2204
79 2204 - Factory V1B Plate Snubber? - Metropoulos Forum
Amazon.com: HIFI Preamp Board NE5532 Preamplifier Tone Board Kit AC 12V OP AMP HIFI Amplifier Tone Control Board DIY Amplifier Kit(Parts to send knob) : Electronics
Marshall JMP 50 breaking into oscillation when input level raised - Music Electronics Forum