Sentimental Bob Electronics Tephra

RAT with 6 clipping modes

Rat + 6 clipping modes + octave + mosfet boost + a/b selector.
Opamp/ Asymmetric/Symmetric/Mosfet/Led/Ge clipping modes.
Opamp: LM308.
Soft switches.
Relay true bypass.
9V 40mA
white, black or red knobs