Electro-Harmonix Deluxe Big Muff Pi guitar pedal
Delivers classic Big Muff fuzz with added mid EQ, gate, attack and bass boost controls for expanded tone shaping
- Product weight1.67
- Classic fuzz tone shaped by four decades of rock history
- Mid EQ control sculpts distortion frequencies with precision
- Gate function silences noise between notes automatically
- Attack knob sharpens chord definition without losing character
- Bass boost restores low end when tone is bright
Classic fuzz with expanded control
The Electro-Harmonix Deluxe Big Muff Pi is a distortion pedal built for guitarists who want the original NYC Big Muff Pi sound plus deeper tone shaping. It adds midrange EQ, a noise gate, attack adjustment and a bass boost to the classic three-knob circuit. The pedal weighs 1.67 units and arrives new.
From the original three-knob circuit
This model replaces the standard Big Muff Pi when a player needs more than volume, tone and sustain controls. The jump is worth it when a mix demands precise midrange placement, when high-gain settings introduce unwanted noise between phrases, or when chord definition suffers at extreme fuzz levels.
Analogue signal chain limits
The pedal operates in the analogue domain, so its tone is affected by pedal order, power-supply quality and cable capacitance. It cannot store presets or sync to a digital clock, and the gate threshold is set manually rather than learned. Players who need patch recall or MIDI control must look elsewhere.
How it compares
Measured against everything we stock in Guitar Effects Pedals & Stompboxes, at today’s prices. Recalculated every night.
- Price $113.99
- Pricier than about 69% of the 151 comparable items (median $76.99).
Specifications
| Product | |
|---|---|
| Brand name | Electro-Harmonix |
| Accessory category | Other |
Questions about this item
What power supply does the Deluxe Big Muff Pi pedal require?
It runs on a standard 9 V centre-negative DC supply or a 9 V battery; check the pedal's label for the exact current draw before choosing an adapter.
Which control should I set first when dialling in a tone on the Deluxe Big Muff Pi?
Start with the VOLUME and TONE knobs at noon, then adjust SUSTAIN, MIDS, ATTACK, GATE and BASS BOOST to taste; the GATE threshold is the step most players miss.
How often should I replace the footswitch on the Deluxe Big Muff Pi?
The mechanical footswitch is rated for years of stage use; replace it only if it becomes noisy or fails to latch cleanly.
More in Guitar Effects Pedals & Stompboxes





