Zeta currently offers quality acoustic/electric violins, and a MIDI violin synthesizer in addition to the current Crossover models of electric bass. They also produced a line of solid-state amplifiers during the late 1980s and early 1990s. Not much information is known about these amplifiers and any further info can be submitted directly to Blue Book Publications. For electric Zeta guitars, refer to the Blue Book of Electric Guitars.
Amplifiers previously built in Oakland, CA during the late 1980s and early 1990s. Distributed by Zeta Music Systems, Inc. of Oakland, CA. The Zeta trademark was established in 1982.