Universal Audio on innovatiivse salvestustehnika sünonüüm juba alates 1958-st aastast. Firma looja Bill Putnam Sr. oli näiteks Frank Sinatra, Nat King Cole ja Ray Charles-i lemmik heliinsener.
OX is a premium reactive load box and guitar recording system, giving you perfectly studio-miked amp sounds from your favorite tube amp. OX lets you play and record your amp in its sweet spots — from huge clean tones and edge-of-breakup to fully cranked — at any volume level, and with mic, room, and speaker cabinet emulations at the turn of a knob.