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Electro Harmonix

Holy Grail

The Holy Grail is the industry standard for digital spring reverb emulation in a stompbox. Known for its realistic drip and splash.

History & Legacy

Released in the early 2000s, it changed the game for guitarists lacking amp reverb, becoming a staple on countless pro pedalboards.

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ImageNameYear StartYear EndMade InFor SaleCollectionView
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Big Box (Original)
Digital β€’ Reverb Knob, Slide Switch (Spring/Hall/Flerb)
20022009πŸ‡ΊπŸ‡ΈUSA-
Details β†’
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Plus
Digital β€’ Amount, Blend, Reverb Type (Spring/Hall/Room/Flerb)
20082022πŸ‡ΊπŸ‡ΈUSA-
Details β†’
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Nano
Digital β€’ Reverb Knob, Slide Switch (Spring/Hall/Flerb)
2009PresentπŸ‡ΊπŸ‡ΈUSA-
Details β†’
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Max
Digital β€’ Blend, Time, Reverb Type (Spring/Hall/Plate/Reverse)
2014PresentπŸ‡ΊπŸ‡ΈUSA-
Details β†’
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Neo
Digital β€’ Reverb Knob, Slide Switch (Spring/Hall/Plate)
2015PresentπŸ‡ΊπŸ‡ΈUSA-
Details β†’
Showing 5 of 5 versions

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