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Compact silver pedal with green LED indicator

Electro Harmonix

Electro-Harmonix Hum Debugger effect

SKU CH-H9KZ-ZHHF5

Eliminates hum from any audio source without gating or suppression, with a green engagement LED, weighing 1.4000

  • TypeMulti Effect Pedal
  • Accessory TypeOther
  • Weight1.4000
  • Eliminates hum completely without gating or suppression
  • Absolute silence from any audio source
  • Small compact design preserves pedalboard space
  • Green LED shows when effect is engaged
  • Multi-effect pedal weighs 1.4000 kg

Hum Eliminator for Guitarists

The Electro-Harmonix Hum Debugger is a dedicated hum eliminator pedal designed for guitarists and bassists who need to remove unwanted noise from their signal chain. It targets the low-frequency buzz caused by ground loops or poor venue wiring. The unit provides a clean signal path without acting as a traditional noise gate or suppressor.

Total Noise Removal Headroom

The pedal completely eliminates hum from any audio source passing through it rather than merely suppressing the noise floor. It maintains absolute silence when engaged, preserving the instrument's natural tone without the artifacts associated with gating thresholds. The green LED provides clear visual confirmation that the circuit is active and processing the signal.

Upgrade from Noise Gates

This unit replaces standard noise suppressors or gates that can chop off note tails or alter dynamics during quiet passages. The jump is worth it for players who need transparent hum removal without compromising sustain or attack. It is not for musicians seeking tonal colouration, compression, or multi-effect processing in a single enclosure.

Highlights

  • Eliminates hum completely without gating or suppression
  • Absolute silence from any audio source
  • Small compact design preserves pedalboard space
  • Green LED shows when effect is engaged
  • Multi-effect pedal weighs 1.4000 kg

Specifications

BrandElectro-Harmonix
TypeMulti Effect Pedal
Accessory TypeOther
Weight1.4000

Questions about this item

Will the 1.4000 kg Hum Debugger sit securely on my existing pedalboard alongside older stompboxes?

Its small, compact footprint and 1.4000 kg weight keep it stable on a crowded board without crowding neighbouring pedals or requiring extra reinforcement.

How do I confirm the Hum Debugger is actively removing hum once I power it up?

The green LED lights when the effect is engaged, giving immediate visual confirmation that the hum elimination circuit is active.

Does the Hum Debugger ship with a power supply, or do I need to buy one separately?

The supplied information lists only the pedal itself; a compatible 9 V centre-negative power supply or battery must be sourced separately.

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