The DB 751 combines classic Aguilar tube-driven tone with the power and headroom needed for the biggest of venues. Featuring an all-tube preamp the DB 751 has incredible dynamic response a deep and focused low-end punchy midrange and rich top-end clarity that has come to define the Aguilar sound. Its powerful MOSFET power section delivers up to 975 watts for an experience that needs to be felt and heard. This hybrid amplifier provides 750 continuous watts at 4 ohms and 975 watts at 2 ohms. The DB 751 features controls for Treble Mid and Bass along with Deep and Bright EQ switches for a broadband boost. The DB 751 also features a series effects loop XLR balanced output and can operate down to 2 ohms for multiple cabinet pairings. Features: • Self-Diagnostic Protection Circuit and Thermal Overload Protection Circuit (both with LED indicators) • Power Output: 975 watts @ 2 ohms 750 watts @ 4 ohms 400 watts @ 8 ohms • Preamp Section: Three 12AX7 s • Power Section: 12 complimentary lateral MOSFETs • Transformer: Custom Aguilar toroidal power transformer • EQ Section: passive tone stack with active midrange element Bass: +12 / -12 @ 40Hz Midrange: +12 / -12 @ 750Hz Treble: +12 / -7 @ 4kHz • Deep Switch: Adds 5 dB of broadband boost at 30 Hz • Bright Switch: Adds 5 dB of broadband boost at 5-7 kHz • Effects Loop: Send is push/pull for line or instrument level; Return is push/pull for parallel or series operation • Inputs: One 1/4? input jack with an active/passive switch • Outputs: Two Neutrik Speakon speaker outputs Jensen XLR balanced output (with pre/post EQ and ground lift switch) and Tuner out. • Cooling: Two high-quality whisper fans with thermal speed control • Dimensions: 17? W x 14? D x 5.25? H • Rack Size: Three Spaces Includes detachable rack ears • Weight: 42 lbs • Includes: Rack Ears