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Overdrive · PastFX

PastFX Chorus Ensemble Preamp Crunch

The Chorus Ensemble Preamp Crunch is an overdrive pedal built around a vintage preamp circuit, offering warm, chiming crunch tones with the option to switch between true bypass and buffered output modes.

  • 9V DC · center −
  • 55 mA
  • Switchable (true or buffered)
  • Analog
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The rundown

Highlights

  • Switchable true bypass or buffer circuit for output flexibility
  • Level, Master, and High/Low Sensitivity controls
  • Compact footprint at 59.9 x 112 mm
  • Runs on 9V DC (55 mA), battery-compatible
  • Made in Australia

Best for

Players seeking an overdrive pedal with vintage preamp character and the ability to toggle between bypass modes depending on their signal chain needs.

Quick facts

Power
9V DC
Current draw
55 mA
Polarity
Center negative
Bypass
Switchable (true or buffered)
Dimensions
59.9 × 112 mm
Controls
Level, Master, High/Low Sensitivity, Bypass/Buffer Switch
Status
In production

Where to buy PastFX Chorus Ensemble Preamp Crunch

We have no current prices for this pedal yet.

Frequently asked questions

What power supply does this pedal require?

The Chorus Ensemble Preamp Crunch runs on a 9V DC power supply with 55 mA draw and uses a center-negative connector.

Does this pedal have true bypass?

The Chorus Ensemble Preamp Crunch features a switchable bypass that allows you to select between true bypass or buffered output mode.

How many controls does this pedal have?

The Chorus Ensemble Preamp Crunch has four main controls: Level, Master, High/Low Sensitivity, and a Bypass/Buffer Switch.

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Specs from pedalfilter. Summary written by PedalBro from those specs and public descriptions.

Page last updated September 29, 2026.