TREMOLO PEDAL 'Designed with the idea of ​​creating a simple, high quality pedal at an affordable price. Based on the ''Harmonic Tremolo'' circuit that Leo Fender introduced in the 60s in his Bandmaster and Vibrasonic amps and which recreated an effect similar to the Uni-Vibe. With switch to choose between Amp Trem or Harmonic Trem mode. It operates at 9V DC and consumes 65mA. Made in Kansas (USA).'