Pedal Progression

A growing series of guitar-pedal builds and experiments, grouped as a progression of different circuits and design choices.

Pedal Progression: 1 Range Master

21 November 2022

In this series I revisit and re-build some of my favorite guitar pedals. Here a treble booster is given some of the best vintage parts possible, protection circuitry, power supply filtering, a negative voltage supply, some indication circuitry, and a, very, shiny…

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Pedal Progression: 2 Suhr Riot

24 November 2025

This another one that was pulled out of the drawers, a "amp in a box", decent rock-box at least 15years ago, still today. Horrid drilling, ok soldering but missing pots, a broken diode and replacing parts, ceramics to start. For this, I…

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Pedal Progression: 3 Zendrive

1 December 2025

This is another pedal from almost two decades ago, a Hermida zen drive, repairing and rebuilding with better parts. A great overdrive more body and fuller than your standard overdrive. "dumble-like"-comes to mind. As with all old leftover pedals it's plagued by…

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