Fender Super Bassman Tube Bass Amplifier Head Overview:THE FLAGSHIP FENDER BASS AMPThe flagship of the Fender bass amp lineup is the mighty Super Bassman. One of the most powerful and versatile Fender bass amps ever made, it’s a stadium-level 300-watt tube head designed for the biggest shows and the largest stages, with enormous Fender bass sound and sparkling vintage-style Fender looks. Equally effective in the studio, its dual-channel design combines modern technology and an array of innovative features on the front and rear panels with classic Fender ’60s “blackface” styling. The maximum in pure Fender bass power and performance.TUBE CIRCUITRYSimply put, there’s really nothing quite like the pure, powerful sound of a Fender tube bass amplifier. For decades, the tonal richness and touch-sensitive dynamics of real tubes have given Fender bass amps a defining and unmistakable voice, as heard on most professional recordings and performances of the past 60 years—the music you’ve known your whole life.OVERDRIVE CHANNELHuge bass tone is one thing. Huge bass tone with the grittiest, most viscerally satisfying and aggressive overdrive you’ve ever heard is quite another.AUTOMATIC BIAS SYSTEMA remarkable feature of this powerful bass head is the rear-panel Fender Automatic Bias system, which constantly monitors and re-biases the tubes for perfect performance and alerts you when service is required.DEEP/BRIGHT PULL SWITCHESFor even greater tonal definition, this powerful bass head’s two “bass” control knobs double as “deep” pull switches that emphasize the low end with pronounced power and clarity, while the two “treble” control knobs double as “bright” pull switches that emphasize the high end with singing brilliance.XLR LINE OUTPUTFor easy compatibility with external stage and studio performance and recording systems, this pro bass head features a rear-panel XLR line output with level control knob, ground lift switch and pre/post EQ switch.EFFECTS LOOPFor optimal performance and signal-chain placement of your favorite outboard effects, this Bassman head includes a rear-panel effects loop with a preamp output jack and power amp input jack.Features: