Used Carvin Quad X Amp Guitar Preamp

Experience legendary tube tone with the Used Carvin Quad X Amp Guitar Preamp, a versatile and powerful 4-channel all-tube preamp in good condition. Designed for serious guitarists, it features eight 12AX7 tubes, delivering rich harmonics and responsive dynamics across clean, crunch, and high-gain channels. Onboard 5-band graphic EQ and programmable channel switching offer precise tonal control for studio or stage. MIDI compatibility allows seamless integration into complex rigs, while dedicated effects loops and stereo outputs enhance flexibility. Built in the USA, the Quad X Amp remains a sought-after piece for tone purists and collectors alike.