Catalinbread Formula No. 55 guitar followed by a class AB

followed by a class AB amplifier section that drives a “sweepable midrange” EQ and Baxandall bass and treble controls

running an extension cab is never an issue

One simple tap of the Preset (“Save/Recall”) switch and you can summon up to six settings of your choosing at will

This version has three very special germanium transistors

Catalinbread Formula No. 55 guitar followed by a class ABBig and powerful, yet refined, the Formula No. 55 melts into your amp, transforming it into a wide ranging tweed monster! The Formula No. 55 is a Foundation Overdrive that reproduces, in exact detail, the preamp section of the classic Fender tweed 5E3 Deluxe using an all discrete JFET based signal path. The Volume and Tone controls replicate, part for part, the circuitry of the 5E3, giving you authentic tweed amp response. The output section is