Used Universal Audio UAFX Knuckles '92 Rev F Dual Rec Amplifier Effect Processor

Used Universal Audio UAFX Knuckles ’92 Rev F Dual Rec Amplifier Effect Processor in Excellent condition, delivering authentic high-gain ’90s Rectifier-style tones with tight lows, aggressive mids, and singing sustain. This compact stompbox features UA dual-engine amp modeling, onboard boost, noise gate, and cabinet/mic simulation for direct-to-PA or recording setups. Standard 1/4" input/output with true/buffered bypass options and 9V DC power operation make it an easy fit on any pedalboard.