Amplifier Features |
Amp Type |
Tube |
Chassis Material |
Aluminum |
Rectifier Type |
Silicon Diodes |
Rectifier Tubes |
n/a |
Variac Power Switch |
Full/Variac Power Switch |
Preamp Tubes |
5x Mesa 12AX7 |
Power Amp Tubes |
2x Mesa EL-34 (or 6L6) |
Bias Switch for Alternate Power Tubes Types |
Bias Select for EL-34 or 6L6 |
Maintenance Free Fixed Bias |
Yes |
Wattage(s) Quick Reference |
50 or 20 Watt Selectable (Global) |
Built-In Power Amp Attenuation |
n/a |
Power Amp Details (Class & Wattage) |
Class A/B Power with selectable, global 20/50 Power Switch - Provides two power options: Choose 2 power tubes wired in Triode, producing 20 Watts of small block-power or 2 power tubes wired in Pentode, producing 50 Watts of big-block power and punch
" |
Convection or Fan Cooling |
Convection |
Number of Footswitchable Channels (or Modes) |
Two Channels |
Number of Style Modes |
Three |
Number of Style Modes Per Channel |
Three |
Types of Style Modes Per Channel |
Ch. 1 = Clean, Crunch or Crush (Channel Cloning™) Ch. 2 = Clean, Crunch or Crush (Channel Cloning™) |
Channel Controls |
Each Channel features Independent 3-Position Style Mode Switch, Gain, Treble, Mid, Bass, Presence, Master and 8-Position CabClone IR Select (back-panel) Controls |
Graphic EQ and/or Contour |
n/a |
Reverb / Effects & Bypass Options |
n/a |
Effects Loop & Bypass Options |
Fully Buffered Series Tube FX Loop |
Global Output Level Control |
n/a |
Global Solo Level Control & Bypassable Options |
n/a |
True-Bypass Options |
n/a |
Tuner Output |
n/a |
External Switching Jack Options and/or Midi |
n/a |
Speaker Outputs |
One 8 Ohm and Two 4 Ohm |
Cabinet Simulation - Direct Live/Recording Output |
Built-in, channel assignable, MESA CabClone™ IR Cab Simulator featuring 8 MESA Cabinet IRs, USB Connection for IR transfers, Internal Amp Load for cabinet-free use, IR Balanced XLR Direct Output, Headphone Output, IR Output Level Control & Ground/Lift Switch |
Headphone Output |
Yes (see Cabinet Simulation for more information) |
Slave Output |
n/a |