Electro-Harmonix Pitch Fork Polyphonic Pitch Shifter Pedal

zZounds Gear Experts Say...
The EHX Pitch Fork features almost everything you've always wanted in a pitch shifter. Control the effect while playing with an optional expression pedal.

The Electro-Harmonix Pitch Fork Polyphonic Pitch Shifter Pedal transposes an instrument's pitch over a +/- three octave range and features three modes which allow the pitch to be transposed up, down or both, simultaneously. The pitch shift amount can be set to a fixed interval or continuously varied by an expression pedal or control voltage.

The controls are straightforward and intuitive. An 11-position Shift switch selects the maximum transposition interval ranging from D (Detune), a shift of 17 cents, through Minor 2nd, Major 2nd, Major 3rd, Perfect 4th, Perfect 5th, Major 6th, Minor 7th, 1 Octave, 2 Octaves and 3 Octaves. A three position toggle switch controls whether the pitch is transposed up, down or both. In Dual mode, two pitch-shifted signals are output. One follows the shift knob as if in the Up position while the other creates a harmony. Dual Mode settings include M3 up + P5 up, P5 up + 1 Oct down, 1 Oct up + 1 Oct down and many others. A Blend knob controls the mix of the dry signal and the effected signal, and an EXP jack enables the player to control pitch and glissando with an expression pedal.

The Latch button selects Latch or Momentary mode which affects how the footswitch and EXP input behave. In Latch mode, the footswitch toggles between effect on and buffered bypass each time it's pressed and the EXP input continuously varies pitch. In Momentary mode the effect is only on while the footswitch is depressed and when it is released the Pitch Fork goes into read more bypass.

In Latch mode the EXP input controls pitch shift amount, ranging from unity to the interval set by the Shift knob, and pitch varies continuously throughout the expression pedal's range. In Momentary mode the EXP input controls glissando rate for the Pitch Fork's footswitch. When the bypass footswitch is pressed, the Pitch Fork jumps from bypass to the interval set by the Shift knob. The amount of time it takes to reach that new note is the glissando rate. When the footswitch is released the pitch will return to unity at the same rate. That glissando time can vary between 4 milliseconds to two seconds depending on the heel/toe position of the expression pedal. The default glissando rate is 60 milliseconds when nothing is plugged into the EXP input.

The Pitch Fork comes equipped with an EHX 9.6DC-200mA power supply and also runs on a 9Volt battery.

Features

- Transposes over a +/- three octave range
- Three shift modes: up, down or dual
- 11-position Shift knob selects the transposition interval
- EXP input lets you control pitch shift or glissando via optional expression pedal
- Latch and Momentary modes affect how the footswitch and EXP input behave
- Comes with EHX 9.6DC-200mA AC Adapter, can also run off a 9V battery
WARNING: Cancer and Reproductive Harm - www.p65Warnings.ca.gov.
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- Dimensions in inches: 2.75 (w) x 4.5 (l) x 2.1 (h)
- Dimensions in mm: 70 (w) x 115 (l) x 54 (h)

Dimensions and Weight in Packaging

Base Item

  • Shipping Weight: 1.23 lbs
  • Shipping Dimensions: 7 x 6 x 3 in
  • Manufacturer Part Number (MPN): FORK

For support or warranty questions, please contact the manufacturer:
Phone: 718-937-7818
Web: https://www.ehx.com/support/

Reviewers gave this product an overall rating of 3.5 out of 5 stars. (2 ratings)
Submitted July 30, 2026 by John D

"Sounds Great ... but"

Overall: 3.5 out of 5 stars
(see rating details)
Verified Purchaser zZounds has verified that this reviewer purchased this specific product from us.
This pitch pedal sounds great and tracks very well. After using it for quite some time I have found that often while stepping on the foot switch, a small toggle that selects up or down mode and a push button that swaps between momentary or latching for the main effect frequently gets bumped and will change modes. This is very disruptive while playing live. For example; having it set to a 5th down and while engaging the effect the toggle is bumped by your toe, suddenly you have a 5th up instead. OR, the momentary button gets unknowingly push by while engaging the pedal. Suddenly its only working while you hold the switch down with your foot. I put a switch topper on the foot switch in an attempt to solve the issue as it keeps your foot a centimeter or two further from the toggle but it still happens. I also used tape to cover the mode button but it still gets depressed occasionally in the heat of battle. I can not use it live due to these issues. However, IMO it sounds better than the Boss XS-1 which sounds more like an 'effect' rather than two voices harmonized at a set interval. Overall its a great sounding pedal but due to the inadvertent toggle and push button issues I can't use it live.

Musical Background:

experiance player more than 20 years

Musical Style:

most popular guitar centric styles
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