PedalBro

Compressor · Aion FX

Aion FX Convex

The Convex is a DIY PCB kit for building an optical compressor based on a rare vintage model. It's a compact analog pedal powered by 9V DC with minimal current draw.

  • 9V DC · center −
  • 3 mA
  • Analog
  • Mono
New
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Used (asking)
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The rundown

Highlights

  • Optical compression circuit
  • DIY PCB kit format for self-assembly
  • Compact footprint at 66 x 126.2 mm
  • Low power consumption of 3 mA
  • Battery-compatible 9V DC operation

Best for

Builders and players who want to construct their own optical compressor pedal.

Quick facts

Power
9V DC
Current draw
3 mA
Polarity
Center negative
Dimensions
66 × 126.2 mm
Stereo
No
MIDI
No
Status
In production

Where to buy Aion FX Convex

We have no current prices for this pedal yet.

Frequently asked questions

What power supply does the Convex need?

The Convex runs on 9V DC at 3 mA with center-negative polarity.

Can the Convex run on a battery?

Yes, the Convex is battery-compatible and can operate on a 9V battery.

What is the size of the Convex?

The Convex measures 66 x 126.2 mm.

Similar pedals

Same type, similar features.

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

Page last updated September 29, 2026.