Transform your Marshall Origin into a hot rodded 2204 JCM800 style amp with switchable mods along with a built in transparent fx loop.
Fully tested with an Origin 20, and will also work with the Origin 50 – choose your board size before adding to cart
See this video for details:
Access to documentation provided upon purchase which includes, schematic, working layout and Bill of Materials with part numbers.
All build questions for this set to be posted to the Facebook DIY group:
https://www.facebook.com/share/g/5fxqpQpXc3tADsFB/
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