Why Guitar Pedals Sound Different on Batteries vs Power Supplies?
Why battery-powered fuzz pedals really do sound different: rail voltage and bias shift, supply impedance in the signal path, and the positive-ground daisy-chain trap.
Tech pages · Power Supplies
Long-form write-ups of real repair and design work — measured, not guessed. Every article stands on its own; most come with the math and the schematic.
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2 articles
Why battery-powered fuzz pedals really do sound different: rail voltage and bias shift, supply impedance in the signal path, and the positive-ground daisy-chain trap.
Fix the Hot Rod Deluxe's PCB-cooking dropping resistors, then rework the power amp and preamp for a blackface-style feel and usable drive channels.