Electro Harmonix Op-Amp Big Muff Pi Fuzz
Professional music gear - detailed information and where to buy
Electro Harmonix
Op-Amp Big Muff Pi Fuzz
Product Info
Article Number:
427957
Brand:
Electro Harmonix
Model:
Op-Amp Big Muff Pi Fuzz
Category:
Distortion Pedals
Price:
$92.40
* Prices may vary. Check retailer for current pricing and availability.
This Op-Amp Big Muff Pi is a fantastic recreation of a classic fuzz sound. It’s surprisingly compact, which is a plus for pedalboards, and delivers that thick, sustaining tone perfect for rock, stoner, and even some heavier genres. A great choice for players seeking that iconic Muff vibe without the vintage price tag.
Product Description
- Electro Harmonix Op-Amp Big Muff Pi Fuzz
- Effects Pedal
- Faithfully modeled after the legendary circuit Op-Amp Big Muff Pi from the late 70's with some practical improvements
- including a compact die-cast housing and True Bypass
- Controls: Volume - Tone - Sustain
- Switch: Tone On / Off
- LED: Effect On
- Footswitch: Effect Bypass
- Input: 6.3 mm jack
- Output: 6.3 mm jack
- Power supply connection (coaxial connection 5.5 x 2.1 mm - negative pole inside)
- Power consumption: 5 mA
- Power supply with 9 V battery or 9 V DC power supply (not included
- suitable power supply available under Art.#409939#)
- True bypass
- Dimensions (W x D x H): 70 x 114 x 53 mm
PROS
- • Robust die-cast enclosure provides excellent protection during gigging.
- • Faithful recreation of a sought-after vintage circuit delivers classic Muff tone.
- • True bypass preserves your signal when the effect is disengaged.
- • Tone switch offers a subtle but useful voicing adjustment.
CONS
- • The compact size can make knob adjustments a little fiddly.
- • Limited control set might restrict advanced tone shaping options.
- • While versatile, it truly shines in heavier, saturated sounds.
Product Video
Key Features
Distortion Type
Overdrive/Fuzz with Sustain and Tone shaping
Controls
Volume, Tone, Sustain, Tone On/Off switch
Bypass Type
True Bypass
Power Supply
9V Battery or 9V DC Power Supply (not included)
Connections
6.3 mm Mono Input/Output, DC Power Jack
Dimensions
70 x 114 x 53 mm
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Frequently Asked Questions
The Op-Amp circuit offers a slightly cleaner, more defined low-end response and improved headroom compared to the older transistor-based versions, making it a bit more versatile.
Like most high-gain fuzzes, it can exhibit some noise at extreme sustain settings, but it's generally manageable with proper grounding and power supply.
Absolutely; the Op-Amp Big Muff Pi's tone shaping capabilities can tame harsh single-coil frequencies, creating a surprisingly warm and usable fuzz tone.
