Used Matthew Effects The Harbinger Effect Pedal

Used Matthew Effects The Harbinger is a versatile modulation pedal in Good condition, delivering lush, analog-style phasing and vibrato tones. Featuring true bypass, intuitive controls, and a rich optical circuit design, it offers classic swirling textures ideal for guitarists seeking vintage warmth with modern reliability. Operates via standard 9V power and includes depth, rate, and blend knobs for precise tone shaping. Perfect for adding atmospheric depth and movement to your sound.