Universal Audio OX Amp Top Box Attenuator AC61121 and embodies the spirit of

and embodies the spirit of the beloved full-sized StreetMaster models from Martin's 15 Series

3 for bass players

authentic circuity

comfortable and rock-solid three-piece neck and the tonal magnificence of dual Franz P90 Soapbar pickups

smoother-sounding spring reverb and improved aesthetics that any player is sure to appreciate

Universal Audio OX Amp Top Box Attenuator AC61121 and embodies the spirit ofThe Universal Audio OX Amp Top Box is a modern solution to an age old quandary how to get perfected studio tube amp tones on the spot for practice and recording. The OX is a premium reactive load box and recording system. When playing your best tube amp, the OX effectively captures your tonal sweet spots, from your favorite cleans to breakups and everything in between. The magic in the OX comes from its ability to capture these tones at any volume