Used Darkglass Harmonic Booster clean bass preamp Bass Preamp

Used Darkglass Harmonic Booster clean bass preamp in Excellent condition, delivering transparent tone shaping with signature Darkglass clarity. This analog preamp/boost offers up to +20 dB of gain, a 4-band EQ, switchable mid frequency selection, and a blend control to retain your natural low end while adding punch and presence. Built in a rugged, pedalboard-friendly enclosure and powered by standard 9V DC, it’s a studio-clean upgrade for any bass rig.