Tech 21
Aug 25, 2020
2 minutes
TESTED BY ART THOMPSON
PSA-1 rackmount processor introduced in 1993, the new PSA 2.0 is a super-flexible tone machine boasting all-analog circuitry (only the memory and programming sections are digitally controlled) in a sleek brushed-metal enclosure that is slightly under eight inches long and two and a half inches wide. That’s smaller than most foot switches for multichannel amps! Intended to be used as a stompbox or
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