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Filter · Ashdown

Ashdown Type 23 Dynamic Filter

The Type 23 is an envelope filter designed for bass that generates three simultaneous filter sweeps for funky auto-wah effects. It uses 18V power and offers controls for sensitivity, filter selection, and frequency adjustment.

  • 18V DC · center −
  • 50 mA
  • Analog
  • Mono
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The rundown

Highlights

  • Triple-band envelope filter with three simultaneous filter sweeps
  • 18V DC power supply, 50 mA draw
  • Controls: Sensitivity, Filter Select, Frequency Switch
  • Compact size at 108 x 119.9 mm
  • Analog design, made in the UK

Best for

Bass players seeking dynamic filter and auto-wah effects with multiple simultaneous frequency bands.

Quick facts

Power
18V DC
Current draw
50 mA
Polarity
Center negative
Dimensions
108 × 119.9 mm
Controls
Sensitivity, Filter Select, Frequency Switch
Stereo
No
MIDI
No
Status
In production

Where to buy Ashdown Type 23 Dynamic Filter

We have no current prices for this pedal yet.

Frequently asked questions

What power does the Type 23 require?

The Ashdown Type 23 Dynamic Filter runs on an 18V DC power supply with 50 mA draw and center-negative connector.

What are the main controls on this pedal?

The Type 23 Dynamic Filter has Sensitivity, Filter Select, and Frequency Switch controls.

Does it support MIDI or stereo?

The Type 23 Dynamic Filter does not feature MIDI control or stereo operation.

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.