EHX Percolator Review: A Modern Fuzz Pedal Inspired by a Rare Classic (2026)

The world of guitar pedals is a fascinating one, filled with unique sounds and innovative designs. One such pedal that has recently caught my attention is the EHX Percolator, a modern take on the incredibly rare Interfax Harmonic Percolator. This pedal is a must-have for any guitarist looking to add some serious fuzz to their arsenal.

What makes the EHX Percolator so intriguing is its ability to capture the essence of the original Interfax pedal, while also adding some modern twists. The pedal is based on the same even-order harmonic clipping circuit as the Interfax, which is responsible for its signature sound. This circuit is capable of producing a wide range of tones, from overdriven crunch to heavier fuzz territory.

One of the most exciting features of the EHX Percolator is the FUZZ/DRIVE switch. This switch allows you to choose between two different clipping modes. FUZZ mode runs standard clipping for heavier fuzz tones, while DRIVE lifts the diodes for a transistor-style drive character that's rawer and more open. This gives you a ton of flexibility in terms of tone, and it's a feature that I find particularly fascinating.

Another great feature of the EHX Percolator is the Bias control. This control adjusts the gain stage bias to dial in gated sounds and enhanced sub-octave content. This is a feature that was not available on the original Interfax pedal, and it's a great addition for modern guitarists. The Bias control allows you to fine-tune the pedal to your specific needs, and it's a feature that I find incredibly useful.

One thing that immediately stands out about the EHX Percolator is its build quality. The pedal is well-made and feels solid in your hand. The footswitch is also a great addition, as it doubles as both a latching and momentary switch. This allows you to quickly toggle the pedal on or off, or to engage the effect for a quick burst of fuzz mid-song. It's a feature that I find incredibly useful, and it's a great example of how the EHX Percolator is designed with the guitarist in mind.

In my opinion, the EHX Percolator is a must-have for any guitarist looking to add some serious fuzz to their arsenal. It's a pedal that is both well-made and incredibly versatile, and it's a great example of how modern guitar pedals can capture the essence of classic designs while also adding some modern twists. So if you're looking for a pedal that can take your playing to the next level, the EHX Percolator is definitely one to consider.

EHX Percolator Review: A Modern Fuzz Pedal Inspired by a Rare Classic (2026)

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