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Yerasov Gamma GR-1 Grunge main image

Yerasov Gamma GR-1 Grunge

Yerasov Gamma GR-1 Grunge

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Page last updated Aug 11, 2025

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Description

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Unleash a tidal wave of gritty tones with the Yerasov Gamma GR-1 Grunge overdrive effects pedal. Designed for musicians looking to add a unique edge to their sound, this pedal captures the raw energy that defined the grunge era. With its distinctive dual-channel design, the Gamma GR-1 offers both a classic overdrive and a high-gain distortion, making it versatile enough for both subtle and aggressive sonic explorations.

The pedal's intuitive layout allows for seamless transitions between the clean and overdriven channels, providing a range of tonal possibilities at your fingertips. Each channel features dedicated gain and tone controls, enabling precise customization of your sound. This flexibility is perfect for guitarists who thrive on dynamic expression and need a pedal that can keep up with their creative demands.

Built with robust components and a road-ready chassis, the Yerasov Gamma GR-1 is engineered to withstand the rigors of live performance. Whether you're diving into a solo or holding down the rhythm, this pedal delivers consistent performance that you can rely on night after night.

Key Features:

Dual-channel design with separate overdrive and high-gain distortion
Independent gain and tone controls for each channel
Rugged build quality suitable for live performances
Responsive footswitch for easy channel toggling
True bypass circuitry to maintain signal integrity when not in use

Product specs

Power	9V
Bypass	buffered bypass
Analog/Digital	analog

Videos

JHS Pedals

LIVE: Soviet And Russian Pedal History (w/ Tone Mob)

Video thumbnail for LIVE: Soviet And Russian Pedal History (w/ Tone Mob) by JHS Pedals

LIVE: Soviet And Russian Pedal History (w/ Tone Mob)

JHS Pedals

Video thumbnail for Yerasov Grunge GR-1 by Станислав Гриценко

Yerasov Grunge GR-1

Станислав Гриценко

Станислав Гриценко

Video thumbnail for Grunge GR-1 Yerasov by Demo

Grunge GR-1 Yerasov

Demo

Video thumbnail for ГАММА GRUNGE GR-1 | РАСПАКОВКА ЧЕРЕЗ 30 ЛЕТ | КиШ, NIRVANA, SEX PISTOLS by Vladimir Kulichenko

ГАММА GRUNGE GR-1 | РАСПАКОВКА ЧЕРЕЗ 30 ЛЕТ | КиШ, NIRVANA, SEX PISTOLS

Vladimir Kulichenko

Vladimir Kulichenko

Video thumbnail for Педаль Гамма Ерасов Grunge GR 1 (VS Boss Metal Zone MT 2) by АкридА

Педаль Гамма Ерасов Grunge GR 1 (VS Boss Metal Zone MT 2)

АкридА

Video thumbnail for Yerasov Grunge GR-1 by Demo

Yerasov Grunge GR-1

Demo

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See also: Overdrive Effects Pedals, Yerasov, Yerasov Overdrive Effects Pedals

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