Fender's Super-Sonic 100 tube amp head is designed for guitarists who want the inimitable sound of Fender clean tones plus expressive high-gain sounds in an all-tube, 100W amplifier. 7 - 12AX7 and 2 - 12AT7 preamp tubes. 4 - 6L6 power tubes. Vintage and Burn channels. Switchable voices on Vintage channel for cleans derived from vintage Twin Reverb and Showman amps, and the fat, punchy tone of 60s Bassman amps. Burn channel post-gain EQ and two-stage cascading preamp controls. Tube-driven Fender long-spring reverb by Accutronics. Professional FX loop with level control; may also be used as a footswitchable boost.