Made in Petaluma, California with the World’s Finest Materials
All-Tube Amplifier: 4xEL-84 Power Tubes & 6x12AX7 Preamp Tubes
Fixed Bias for consistent, maintenance free performance
Patented Multi-Watt™ Channel Assignable Power Amp featuring MESA’s proprietary Dyna-Watt™ technology providing three power levels and two wiring configurations (Pentode/Triode) via independent 35/25/10 Watt Power Switches:
10-Watt Mode utilizes 2 power tubes operating in Class A/B Triode for lush harmonics and liquid feel at lower volumes;
25 & 35-Watt Modes utilize 2 or 4 power tubes respectively, operating in MESA’s exclusive Dyna-Watt™ Class A/B Pentode for maximum power, punch and clarity
2 Fully Independent Channels with 6 Style Modes:
Channel 1 Features: Clean, Fat or Crunch Modes with Multi-Watt™ Power Switch (10/25/35 Watts) - Independent Gain, Treble, Mid/Boost* (patent applied for), Bass, Presence, Reverb (rear panel), Master & Footswitchable Solo Controls - *Powerful Mid/Boost Control doubles as a standard Midrange Tone Control (from 1 to 5) AND a Variable Gain Boost Control (from 5 to 10) providing precise levels of sweet harmonic overdrive, from subtle to blistering;
Channel 2 Features: Legendary Mark IIC+, Mark IV and Xtreme Modes with Multi-Watt™ Power Switch (10/25/35 Watts) - Independent Gain, Treble, Middle, Bass, Presence, Reverb (rear panel), Master & Footswitchable Solo Controls
Selectable 5-Band Graphic EQ is Footswitchable, Channel Assignable or Bypassable
Footswitchable, Independent Solo Control for each Channel (front panel)
All-Tube, Long-Tank, Spring Reverb with Independent Channel Controls (rear panel)
Fully Buffered, Tube FX Loop
Built-In CabClone™ Cabinet Simulator Output with Internal Amp Load and Headphone Output – Featuring Closed-Back, Open-Back and Vintage Voices, Speaker On/Off and Ground Lift Switches
All Aluminum Chassis
4 Button Footswitch (Channel 1/2, EQ, Solo Ch 1 & Solo Ch 2)
Head: Dimensions: 9 1/8" H x 18 7/8" W x 10 7/8" D • Weight: 27 lbs.
Style/Type: Closed Back, Front Ported (WideBody™)
Speaker(s) & Mounting Position: Celestion C90 / Rear Mounted
Wattage: 90 Watts
Mono Input with Paralleled Mono Output
Cabinet Impedance: 8 Ohm Weight: 34 Lbs.
Height: 16 1/2" Width: 22 3/4" Depth: 12 3/4"