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Overdrive · B.K. Butler

B.K. Butler Tube Driver

The B.K. Butler Tube Driver is an analog overdrive that uses a real 12AX7 tube to generate its tone. It features separate controls for treble and bass equalization alongside drive and output level adjustment.

  • 120-240V DC
  • Analog
  • Mono
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Used (asking)
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The rundown

Highlights

  • Uses a genuine 12AX7 tube for overdrive character
  • Separate Hi EQ and Lo EQ controls for tonal shaping
  • Runs on 120V or 240V AC power
  • Analog circuitry with no MIDI or stereo capabilities
  • Made in the USA, in production since 1985

Best for

Players seeking a tube-based overdrive with independent EQ control and American manufacturing.

Quick facts

Power
120-240V DC
Dimensions
101.6 × 184.1 mm
Controls
Tube Drive, Hi EQ, Lo EQ, Output Level
Stereo
No
MIDI
No
Year
1985
Status
In production

Where to buy B.K. Butler Tube Driver

We have no current prices for this pedal yet.

Frequently asked questions

What kind of power does the Tube Driver require?

The B.K. Butler Tube Driver runs on 120V or 240V AC power.

What controls does the Tube Driver have?

The B.K. Butler Tube Driver features Tube Drive, Hi EQ, Lo EQ, and Output Level controls.

Does the Tube Driver have MIDI or stereo capabilities?

The B.K. Butler Tube Driver does not support MIDI 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.