Madsen Amplification Custom Ge Boost

By Scott Ulrichs · Vol. 27, No. 2 · December 2025

Builder Maynard Madsen discusses the origins and design of his Custom Shop Ge Boost — a germanium treble booster built with heirloom-quality components and hand-selected NOS transistors. He traces his path from audio engineering school to boutique pedal building, explains what makes germanium boosts unique in a band mix, and previews an upcoming KT150-powered amplifier.

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Madsen Amplification Custom Ge Boost — The ToneQuest Report®