Crazy Tube Circuits Unobtainium Overdrive Pedal

Classic Klon and Dumble tones in one pedal.

The Unobtainium combines a Klon-style overdrive with two Dumble-inspired amp voicings, delivering transparent boost, dynamic drive, and rich harmonic saturation. With buffered or true bypass options, external footswitch compatibility, and a passive effects loop, Unobtainium offers studio-quality tone shaping.

Special Features:

Klon-Style Overdrive: True-to-original circuit with selectable stock or modified voicing.

Dumble Amp Voicings: Overdrive Special (ODS) and Steel String Singer (SSS) modes for varied tonal shaping.

Passive Effects Loop: Allows integration of external pedals between overdrive and amp sections.

External Footswitch Compatibility: XT footswitch enables amp voicing selection.

Specifications:

• Circuit Type: Analog

• Overdrive Section: Klon-style circuit

• Amp Section: Dumble-style ODS & SSS voicings

• Controls: Gain, Volume, Treble, Tone, Emphasis

• Switches: Buffered/True Bypass, Stock/Modified, SSS/ODS

• Bypass Type: True Bypass

• Power Requirements: 9V DC

• Dimensions: 147 x 103 x 65 mm