Used Trap Door Electronics ACTIVE ACID Effect Pedal

Used TRAP DOOR ELECTRONICS ACTIVE ACID effect pedal in great condition, delivering gritty analog synth-style distortion with crisp resonance and adjustable acid filter sweep. Features include true bypass switching, standard 9V DC operation, and intuitive controls for drive, tone, and frequency modulation. Perfect for guitarists and synth enthusiasts seeking aggressive, vintage-inspired acid tones with modern reliability. This boutique pedal stands out with its unique sonic character and sturdy metal enclosure built for dependable performance.