Used Maxon TBO9 True Tube Booster Effect Pedal

Boost your tone with this used Maxon TBO9 True Tube Booster, in great condition, delivering warm, harmonically rich gain for solos, edge-of-breakup sparkle, or pushing an amp into smooth overdrive. Built around a real 12AX7 tube for authentic response, it features straightforward Gain and Level controls plus true bypass switching to preserve your core sound when off. Rugged and stage-ready, the TBO9 is a classic booster for guitarists who want tube feel on demand.