Tech 21 is a New York based manufacturer of guitar and bass effect pedals, amps, and DI boxes which allow the user to emulate the tone of many popular guitar amps and record those sounds directly into a mixer. Tech 21's core product, the SansAmp, was designed by Andrew Barta and introduced in 1989. Other Tech 21 products have included distortion pedals and bass specific pedals, rack mount units as well as a range of amplifiers that use Sansamp technology built in.
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