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Boost · PastFX

PastFX 18V Power Booster

This is an analog boost pedal that uses an internal charge pump to increase headroom by doubling the 9V input to 18V internally. It recreates the classic Colorsound Power Booster design with tone-shaping controls.

  • 9V DC · center −
  • 5 mA
  • True bypass
  • Analog
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The rundown

Highlights

  • Internal charge pump doubles 9V supply to 18V for increased headroom
  • Tone controls include Gain, Level, Bass, and Treble
  • Hot/Mild switch selects between two boost modes
  • True bypass with compact 59.9 x 112 mm footprint
  • Runs on standard 9V DC power (5 mA)

Best for

Players who want a boost pedal with tone-shaping capabilities and switchable gain modes in a compact format.

Quick facts

Power
9V DC
Current draw
5 mA
Polarity
Center negative
Bypass
True bypass
Dimensions
59.9 × 112 mm
Controls
Gain, Level, Bass, Treble, Mild, Hot/Mild Switch
Status
In production

Where to buy PastFX 18V Power Booster

$182.65 lowest new price · Reverb

Current offers
SellerConditionPriceLink
ReverbNew$182.65View

Prices last checked 22 hours ago. Links to sellers are affiliate links.

Frequently asked questions

What power does the PastFX 18V Power Booster require?

The PastFX 18V Power Booster runs on a 9V DC supply with 5 mA current draw and uses center-negative polarity.

Does this pedal have true bypass?

Yes, the PastFX 18V Power Booster has true bypass.

What controls does the PastFX 18V Power Booster have?

The PastFX 18V Power Booster features Gain, Level, Bass, and Treble controls, plus a Hot/Mild switch to select between two boost modes.

Similar pedals

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

Page last updated September 29, 2026.