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  • Model: PCBS0001
  • Shipping Weight: 5grams
  • 14 Units in Stock


BIG MUFF Pi - MUFF'N PCB v4 - Want this in a kit? Click HERE

New v4 contains a 1N5817 circuit protection diode instead of 1N4001. Everything else is the same

Build any of (10) Big Muff Pi variants with the option to include (7) of the most popular Mods using our unique Jumper system with the best DIY Muff PCB available

Rams Head / Violet Ram / Triangle / 3rd Edition / Creamy Dreamer
Foxy Lady / Green Russian / Black Russian / Civil War / Mayo

Choose from 7 popular Mods using our convenient Jumper System designed into each board

High Pass
Low Pass Filter
Mid Scoop Control
Muff Bender
Switchable BMP Tone Control Bypass
Switchable Silicon (stock), Opamp or LED clipping
Insert our Tone TwEQ 3 Band active EQ bypassing the BMP Tone control

Check out our TONE TWEQ for adding a 3 Band Active EQ to your build

Download Build Report HERE

For all product related enquiries about
GuitarPCB products contact Pedal Parts Australia HERE
Full technical support for this and other
GuitarPCB products is provided by the GUITARPCB FORUM HERE

49.5mm WIDE
47mm HIGH

Current Reviews: 1