AMT Electronics: S1 preamp - to Laney L5T-112 power amp - YouTube
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Got a request for the S2, but have been unable to track down a schematic for it, so here's the S1 in the meanti… | Diy guitar amp, Layout, Electronics mini projects
AMT Electronics P1 Cab Sim Distortion Pedal PEAVEY – Kairon Guitar Store