Used Universal Audio knuckles Guitar Preamp

Used Universal Audio Knuckles Guitar Preamp in excellent condition, offering premium value for guitarists and producers seeking trusted analog character and professional reliability. Built with Class A discrete circuitry and a 12AX7 vacuum tube, it delivers the warm, dynamic response that Universal Audio is renowned for. Designed with both high and low impedance inputs along with balanced XLR and unbalanced 1/4" outputs, it adapts easily to a variety of studio or stage configurations. Straightforward controls for gain, tone, and output level provide intuitive access to an impressive range of classic guitar tones. Whether enhancing your live rig or refining direct recordings, this preamp ensures high headroom and beautiful harmonic richness. Lightly used and carefully maintained, it's a dependable tool trusted by tone-conscious musicians.