Nirvana

I wanted to fool around with the DS-1 since I think it's such an underappreciated circuit. Changed some capacitors and a bit of the gain structure and came out with a thick kick ass tone.
Ultimately I decided to add both the original circuit and my modified to a single PCB and the player can toggle between them.

Calling it Nirvana, as an homage to the main pedal used by Kurt Cobain. Original mode with the toggle is KURT, and the mod on Hard 9 (H9RD), an inside joke for my old grunge band. It's got a dual color LED that flips with the model selected. Added a clipping toggle too (Zen) to switch between 1N4148s or red LED clippers.

I'm really pleased with how it came out.
 

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That’s a pretty cool build. I wrote off the DS-1 early on. But after reading the electrosmash article and building a few of them, I really like it. Another option that’s nice is using an on/off/on for some diode-less op-amp clipping.
 
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