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power supplies

Power Supply Hacks

9VDC from a battery or an external center pin negative power connector is the de-facto standard for effects pedal power. Back in the early days of effects pedals, this was a common voltage for portable devices using the PP3 style battery. Though modern microchip-based electronics use much smaller voltages, such as 5, 3.3, or 1.5, we keep the 9V format… Read More »Power Supply Hacks