Electro Harmonix Nano Silencer Noise Gate

A noise gate designed for modern rigs: from pedalboard to amp loop

When stacking gain (overdrive, distortion, boost) or playing on saturated channels, background noise is part of the landscape: hiss, hum, interference... A well-set noise gate becomes an "invisible" tool that makes your playing cleaner, more professional, and above all more comfortable both in rehearsal and on stage. The Silencer fits this modern approach by adding a real advantage: a dedicated effects loop that allows you to control noise at the source, instead of abruptly cutting the entire signal.
Result: you retain the attack, sustain, and dynamics of your notes, while regaining clean silences between palm-muted riffs, sharp stops in metal, or more controlled playing in rock and punk.

Who is it for? Styles and setups where the Silencer excels

The Electro-Harmonix Silencer is aimed at all guitarists (and bassists) who want to reduce noise without wrestling with menus. Its ergonomics are ideal if you play rock, hard rock, metal, punk, stoner, or any context where saturation and compression naturally amplify hiss. It also suits studio guitarists who want clean takes, with silent "gaps" and better clarity on stops.
Regarding setup, two uses stand out. In inline mode (input to output), it acts as a classic noise gate placed at a strategic point in your chain. In effects loop mode (Send/Return), it becomes formidable for isolating the noisiest pedals: for example, you can put your drives and fuzz in the loop while leaving your delays and reverbs outside to preserve their natural tails.

Controls, built-in loop, and bypass: fine control without complexity

The Silencer gets straight to the point with three potentiometers. The Threshold control sets the minimum level required to "open" the gate: the higher you set it, the stricter the gate (useful for choppy rhythms), but too high can clip weak attacks. The Reduction control adjusts the intensity of the noise reduction when the gate closes, with a range from -70 dB to +4 dB: you can switch from a very sharp cut to a gentler attenuation depending on your feel and rig. Finally, Release adjusts how long the gate stays open after dropping below the Threshold, from 8 ms to 4 seconds: very short for tight playing, longer to let chords, leads, or atmospheres breathe.
Connectivity includes Input, Output, Send, and Return via 6.35mm Jack, allowing you to use the pedal as a simple noise gate or as a control center for a noisy section of your chain. The footswitch toggles the effect or bypass. Its buffered bypass is designed to keep the effects loop in your signal path even when the gate is bypassed, which is practical if you build a stable routing and want to avoid reconnecting or rearranging your pedalboard between songs.

Sound

A good noise gate should not "sound": it should disappear. The Silencer stands out by effectively reducing hiss while maintaining a natural playing feel when properly set. With moderate Reduction and appropriate Release, you get clean silences without pumping effects, and a gradual closing that doesn't "cut off" the end of notes. With a more aggressive setting, it becomes a perfect ally for modern riffs: sharp attacks, instant stops, and a tighter rig feel.
Simple tip: start with a rather long Release, raise the Threshold until noise disappears when you're not playing, then shorten the Release until you get the desired responsiveness. Then adjust the Reduction depending on the type of cut you want (soft or surgical). This approach helps preserve your right-hand dynamics, especially with single-coil pickups or high gain settings.

Technical specifications

Effects	Noise Gate	Type	sector
Technology	Analog	Use	electric guitar
Format	Pedal	Color	Black

Circuit	analog	Output	6.35mm Jack Output
Effect type	noise gate with effects loop	Effects loop	6.35mm Jack Send and 6.35mm Jack Return
Audio	mono	Dimensions	4.5 x 2.75 x 2.1 in
Controls	Threshold, Reduction, Release	Design	compact format
Reduction	variable from -70 dB to +4 dB	Chassis	rugged
Release	variable from 8 ms to 4 s	Power supply	9V battery or optional 9.6V DC power adapter (200 mA), not included
Bypass	buffered bypass	Current draw	22 mA
Input	6.35mm Jack Input