Alchemy Audio

Alchemy Audio

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Alchemy Audio builds, repairs and modifies guitar effects pedals, and amplifiers. We also buy, sell and trade gear! We are located in Minneapolis, MN.

Alchemy Audio builds, repairs and modifies guitar effects pedals, microphones and amplifiers - both vintage and modern. Our commitment to exceptional customer service and quality craftsmanship has created a growing legion of satisfied customers around the world. Feel free to contact us via phone, email, carrier pigeon
or telegraph to discuss your needs.

08/04/2026

I think I see what the problem is on this Midas DL32 stage box…

07/24/2026

I wonder if the folks at ProCo regret using these absolute garbage pots in their more recent Rat variant. Even after applying gentle heat, these things break. Luckily, better quality replacements are available and this will live to rock another day.

07/15/2026

First time modifying one of the signature Big M**f (Ram’s Head) versions. I’m a fan!

07/14/2026

Our modification service for the Ibanez TS9 Tube Screamer adds vintage NOS composite film resistors to the circuit for the 808 spec mod. We also add a relay-based true bypass circuit and a boost - which can be used together or independently from the Tube Screamer. It’s a labor-intensive mod to do correctly but the results are worth it!

06/29/2026

Here’s the latest project from the bench: “always on” secret preamp style boost. This guy is subtle but packs a punch. If you know what the term “underdrive” is, you’ll know this pedal is the secret sauce for taking your tone to the next sweet level. Interested? dam for details.




06/25/2026

Rarely do I offer up complete, modified pedals these days. However, I had this ProCo Rat sitting in the shop and I decided to give it the full mod treatment. Circuit mods for improve bass, smoother gain and quieter operation. ‘Dead Bat’ dying 9V battery simulator. Diode clipping toggle switch. Upgraded k***s and bright blue LED. DM if you are interested.




06/17/2026

A couple of Crowther Hotcake clones ready for action. DM for pricing.




06/17/2026

Two SoloDallas Storm clones freshly assembled and available for sale. AC/DC in a box! Interested? DM for pricing.




06/12/2026

Challenge accepted! This DC7 power supply needed the IEC socket replaced.
It likely took longer for me to source and order the correct part than the actual repair work.




Photos from Alchemy Audio's post 06/11/2026

It’s been a hot minute since I’ve modified a Fender Champion 600. This little fire breather received an upgraded speaker from , fresh tubes, output transformer, grill cloth and circuit mods. My neighbors, rather than complain about the loud volume while I was testing the amp, were summoned to my place by the alluring tones - like cherubs beckoned by a tiny harp.😂
I wonder if still has the one I modified for him?





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Minneapolis, MN