Soup Pro

About (It has only volume and 1 tone control, no master) With its single-ended 6V6 output stage, unusual preamp circuitry, and oval 6” x 9” speaker, the SuproS6616 of the late ’50s and early ’60s—manufactured by Valco in Chicago—might seem an unlikely candidate for “classic amp” status. Yet more of the stuff of legend, Jimmy [...]