Quick Overview

Build Location
Wattage Multi-Watt™ 250 or 125 Tube-Watts (Selectable)
Power Amp Type Class A/B Tube Power - 4xKT88 Power Tubes
Preamp Vacuum Tube Preamp w/ 3x Mesa 12AX7
EQ / Dynamics Control Active Bass & Treble, Passive Mid and 5-Position Active Voice Switch
Footswitchable Functions Voice, Solo, FX Loop & Mute (Footswitch Sold Separately)
Weight 29 Lbs.
Dimensions 7 1/2" H x 16 1/4" W x 9 1/2" D
Available Formats n/a

Amplifier Features

Amp Type Tube Preamp and Tube Power Amp
Chassis Material Aluminum
Preamp Tubes 3x Mesa 12AX7
Power Amp Power Devices 4x Mesa KT-88 STR 488
Wattage(s) Quick Reference 250 or 125 TUBE-Watts - See Power Amp Details for more information
Power Amp Details Class A/B TUBE Power with Mesa's Multi-Wattâ„¢ Selectable Power Amp provides two power options via a Full/Half Power Switch. IMPORTANT NOTE: Tube Amps sound as loud as Solid State Amps rated at several time their power (wattage) rating. Choose from 4 tubes producing 250 Tube-Watts (sounds like in excess of 900), or 2 tubes producing 125 Tube-Watts
Convection or Fan Cooling Fan Cooled
Instrument Input Options 1x 1/4
Preamp Details All-Tube Preamp featuring Gain with Pull Gain Boost Switch, Active Bass, Passive Mid, Active Treble, 5-Position Active Voice Switch & Master Volume (See "Footswitch" in the Accessories Section for additional options to control Voice and other features)
Effects Loop Fully Buffered Series FX Loop
Solo Level Control Footswitchable Solo Control - REQUIRES OPTIONAL FOOTSWITCH, SOLD SEPARATELY (See "Footswitch" in the Accessories Section for more information)
Direct Line Output (DI) Balanced XLR Line Output (back panel) with Pre/Post Switch, Ground Lift & Level Control (all 3 on front panel)
Tuner Output / Mute Tuner Output (back panel) with Play/Mute Switch (front panel) - See "Footswitch" in the Accessories Section for additional options
External Switching Jack Options External Switching Jacks for Tuner Mute, Voice & Solo
Speaker Outputs 3x 1/4
Headphone Output
Slave Output Yes

Additional Amplifier Features

Extra Amplifier Features Adjustable Bias Control with LED indicator to accommodate wider tolerances found in KT-88's


Footswitch Optional (Sold Separately) - 4 Button Footswitch controls Voice, Solo, FX Loop & Mute - Plus provides an additional 1/4 inch Tuner-Output Jack
Slip Cover Included - Fitted Slip Cover

Cabinet Features

Cabinet Material Metal
Standard Finish Options (no extra cost) Black Crinkle Powder Coat with Blue LEDs
Custom Finish Options n/a
Speaker(s), Horn & Impedance n/a
High Frequency Horn Control & Protection n/a
Casters n/a

Additional Cabinet Features

Extra Cabinet Features n/a

Important Advisements

Important Advisements Details n/a

Weight And Dimensions

Weight 29 Lbs.
Height 7 1/2"
Width 16 1/4"
Depth 9 1/2"

Available Formats

DISCLAIMER: In the interest of continuous improvement, all specifications are subject to change without notice. To guarantee correct fit on custom ordered cases & covers, MESA recommends that customers make personal measurements of their product, after they have been received. MESA provides these measurements as a general reference only, without guarantee or liability.