Amp

Duo-Class Power Amp (Patent 7,173,488) allows you to select either 1 power tube in pure Class A (single-ended) producing 5 watts or switching to 2 power tubes in Class A/B to produce 25 watts via a 5/25 Power Switch / 2xEL-84 & 5x12AX7 • Fixed Bias for consistent, maintenance free performance • 2 Fully Independent Channels with 4 Style Modes (Channel 1 = Clean or Crunch, Channel 2 = Blues or Burn) • Independent Gain, Treble, Mid, Bass, Reverb, Master and Contour Controls per Channel • Footswitchable Variable Contour Control on each channel provides the power of our 5-band graphic EQ all from 1 rotary control • All-Tube, Long Spring Reverb • Fully Buffered FX Loop • External Switching Jacks for Channel 1/2, Contour 1, Contour 2, Reverb • 3 Button Footswitch (Channel 1/2, Reverb & Contour) • Slip Cover

Simul-Class™ Power Amp (Patents 4,532,476 & 4,593,251) featuring a 45/90 Watt Power Switch that incorporates concept elements from our Patented Multi-Watt™ and Duo-Class™ technologies (Patent Numbers 7,602,927 & 7,173,488) providing two power and two operating class options: Choose 2 power tubes operating in time-honored Class A/B producing 45 Watts or 4 tubes run­ning in Mesa’s legendary, Patented Simul-Class Power that blends the best of Class A and Class A/B simultaneously to produce 90 Watts of pure tonal magic / 4x6L6 (or 4xEL-34), 7x12AX7 • Bias Select Switch (6L6 / EL34) • Fixed Bias for Consistent, Maintenance Free Performance • Single Channel simplicity with the performance versatility of a Multi-Channel amp through 3 Footswitchable Modes (Classic Boogie Clean, Vintage Low Gain, Vintage Hi Gain) • Channel Control Features: Volume (Gain), Treble, Mid, Bass, Presence & Master Volume • Clean Level Control • Gain Trim Switch • All-Tube, Long Spring Reverb with Auto Reverb Defeat Switch for Vintage Hi & Lo Modes (Defeat Mode removes Reverb from Vintage Hi & Low Modes but retains Reverb on Clean Mode – Normal Mode applies Reverb to all Modes) • Reverb Hard-Bypass Switch removes entire Reverb Circuit from amp • Fully Buffered FX Loop w/Automatic Hard-Bypass to completely remove when not in use • Slave Out w/Level Control • External Switching Jacks for Vintage Low/Hi (Clean is default) & Reverb • 17” Aluminum Chassis (rack-mountable option available) • 2 Button Footswitch (Classic Clean, Vintage Low/Hi) • Slip Cover

Open Back • Front Ported • 90 watt power handling • 12” Celestion speaker • 8 Ohm

Proprietary Multi-Soak™, Channel Assignable Power Attenuator provides each Channel Mode with a 5-position power attenuation switch (-16db, -12db, -8db, -4db & 0db) for Power Ratings ranging from 3 Watts to 100 Watts of Class A/B Power / All Tube Amplifier: 4xEL-34 (or 6L6’s), 7x12AX7 • Bias Select Switch (6L6/EL34) • Fixed Bias for Consistent, Maintenance Free Performance • 2 Channels, 3 Footswitchable Modes each with Independent Channel Master & Multi-Soak Power Controls - Channel 1 (Clean Mode) features Gain, Treble, Mid, Bass, Master & Multi-Soak (on back panel) – Channel 2 (Footswitchable Vintage Lo-Gain & Vintage Hi-Gain Modes) features Gain, Treble, Mid, Bass, Master-Lo, Master-Hi, Multi-Soak Lo & Multi-Soak Hi (on back panel) • All-Tube, Long Spring Reverb with Auto Reverb Defeat Switch for Vintage Hi or Vintage Hi & Lo Modes (Defeat Mode removes Reverb from the selected mode or modes – “On” Mode applies Reverb to all Modes) • Reverb Hard-Bypass Switch removes entire Reverb Circuit from amp (all modes) • Fully Buffered FX Loop w/Automatic Hard-Bypass completely removes itself when not in use • Slave Out w/Level Control • Fan Cooled • External Switching Jacks for Vintage Low/Hi (Clean is default) • 22” Aluminum Chassis • 2 Button Footswitch (Clean, Vintage Low/Hi) • Slip Cover

Celestion Vintage 30 speakers • Closed Back • 8 Ohm Mono/4 Ohm Stereo • Casters

Multi-Watt™ Power Amp (Patent 7,602,927) featuring Duo-Class™ (Patent 7,173,488) allows you three power options that are channel assignable via 10/50/100 Watt Power Switches: Choose 2 power tubes operating in pure Class A (single-ended), producing 10 watts, or 2 or 4 power tubes running in time-honored Class A/B, producing 50 or 100 watts respectively / 4x6L6 (or 4xEL-34), 5x12AX7, 1x5U4 • Bias Select Switch (6L6/EL34) • Fixed Bias for Consistent, Maintenance Free Performance • Selectable Dual Rectifier with Recto Tracking™ (Tube/Diode - Patents 5,168,438 & 7,193,458) • 2 Fully Independent Channels each with Gain, Treble, Mid, Bass, Presence, Reverb & Master Controls • Channel 1=Boutique Vintage Clean/Classic Breakup - Channel 2=Clone of Ch 1 or Cascading High Gain • Drive/Clean Switch activates Ch 2 “Drive” Control (Multi-Stage Cascading Gain Circuit) • Thick/Normal/Thicker Voicing Switch (Channel 2) • Full Power/Tweed™ “Variac” Switch (Patent 5,091,700) • All-Tube, Long Spring Reverb with Bright/Warm Reverb Tone Switch • Output Level Control (over all channels when activated) • Footswitchable Solo Level Control - Patent 6,724,897 (over all channels when activated) • Fully Buffered FX Loop with Send Level Control (over all channels when activated) • True “Hard” Bypass Switch that removes FX Loop, Output Level & Solo Level Controls from signal path • Slave Out w/Level Control • Fan Cooled with On/Off Switch • External Switching Jacks for Channels 1/2, Solo & Reverb • All Aluminum Chassis • 2 Button Footswitch (Channel 1/2 & Solo) • Casters • Slip Cover

Multi-Watt™, Channel Assignable Power Amp (Patent 7,602,927) featuring Duo-Class™ and Dyna-Watt™ (Patent 4,713,624) technologies providing three power and two operating class options that are channel assignable via independent 15/30/40 Watt Power Switches: Choose 2 power tubes operating in pure Class A Push-Pull, producing 15 Watts - 4 tubes operating in pure Class A Push-Pull, producing 30 Watts or 4 tubes operating in Mesa’s Patented Dyna-Watt™ Power that maximizes the power and punch of time-honored Class A/B power, producing 40 Watts • All Tube Amplifier: 4xEL-84 Power Tubes & 6x12AX7 Preamp Tubes • Fixed Bias for consistent, maintenance free performance • 2 Fully Independent Channels with 5 Style Modes: Channel 1 features: Normal (Brit Clean) or Top Boost (Brit Overdrive) Modes with Multi-Watt Power Switch (15/30/40 Watt), FX Loop & Reverb Assignment Switch (On/Off True Bypass), Volume (Gain), Treble, Bass, Reverb & Cut w/Pull Master (Patent Applied For) - Channel 2 features: Tweed (American Clean), Hi 1 (Brit Gain) & Hi 2 (Boogie Gain) Modes with Multi-Watt Power Switch (15/30/40 Watt), FX Loop & Reverb Assignment Switch (On/Off True Bypass), Gain w/Pull Boost, Treble, Bass, Reverb & Master • Channel Assignable, All-Tube, Long Spring Reverb with Independent Channel Controls • Channel Assignable, Fully Buffered FX Loop • Channel Independent True Bypass Switches fully remove FX Loop & Reverb from signal path • Fan Cooled • External Switching Jack for Reverb • All Aluminum Chassis • 2 Button Footswitch (Channel 1/2 & FX Loop) • Casters • Slip Cover

Dyna-Watt™ Power Amp featuring Channel Assignable, Multi-Watt™ technology (Patent 7,602,927) providing two power levels with different wiring configurations via independent 10/25 Watt Power Switches: Choose 2 power tubes operating in Class A/B Triode for a sweet, liquid feel at lower volumes, producing 10 Watts, or 2 tubes operating in Mesa's Patented Dyna-Watt™ Class A/B Power for maximum power, punch and tighter attack, producing 25 watts • All Tube Amplifier: 2xEL-84 Power Tubes & 5x12AX7 Preamp Tubes • Fixed Bias for consistent, maintenance free performance • 2 Fully Independent Channels with 4 Style Modes: Channel 1 features Clean or Pushed Modes - Channel 2 features Vintage High Gain or Modern High Gain Modes • Each Channel Features a Multi-Watt Power Switch (10/25 Watts) and Independent Gain, Treble, Middle, Bass, Presence & Master Controls • All-Tube, Fully Buffered FX Loop with True "Hard" Bypass Switch that fully removes FX Loop from signal path • All Aluminum Chassis • 1 Button Footswitch (Channel 1/2) • Padded Gig Bag w/Strap

Simul-Class™ Power Amp (Patents 4,532,476 & 4,593,251) featuring Multi-Watt™ (Patent 7,602,927) and Duo-Class™ (Patent 7,173,488) technologies which provide three power and three operating class options that are channel assignable via 10/45/90 Watt Power Switches: Choose 2 power tubes operating in pure vintage Class A (single-ended), producing 10 Watts - 2 tubes running in time-honored Class A/B producing 45 Watts or 4 tubes running in Mesa’s legendary, patented Simul-Class Power that blends the best of Class A and Class A/B simultaneously to produce 90 Watts of pure tonal magic / 4x6L6 (or 4xEL-34), 7x12AX7, 1x5U4 • Bias Select Switch (6L6/EL34) • Fixed Bias for Consistent, Maintenance Free Performance • Full Power/Variac Power™ Switch (Patent 5,091,700) • 3 Fully Independent Channels with 9 Modes (Channel 1 = Clean, Fat or Tweed™, Channel 2 = Edge, Crunch or Mark I™, Channel 3 = Mark IIC+™, Mark IV™ or Extreme) • Normal/Bold Switch on Channel 1, Normal/Thick Switch on Channel 2 (Mark I mode only), Normal/Bright Switch & Pentode/Triode Switch on Channel 3 • Each Channel features: Independent Gain, Treble, Mid, Bass, Presence, Master, Footswitchable or Auto-Assignable Contour Depth Control, Footswitchable All-Tube, Long Spring Reverb Control, Rectifier Tracking™ (Auto-selects Tube for all 10 Watt Modes, Diode for all 90 Watt Modes, selectable Tube or Diode for 45 Watt Modes on Channels 1 and 2, Diode for 45 Watt Mode on Channel 3 - Patents 5,168,438 & 7,193,458) • 5 Band Graphic EQ is Footswitchable, Channel Assignable and Selectable between 1 group of 5-Band Sliders or 3 channel specific, variable depth Contour Controls • Footswitchable, Channel Assignable or True Bypassable Fully Buffered FX Loop with Send Level Control (over all channels when activated) • Output Level Control (over all channels when activated) • Footswitchable Solo Level Control – Patent 6,724,897 (over all channels when activated) • True “Hard” Bypass Switch removes FX Loops, Output Level & Solo Level Controls from signal path • Tuner Output w/Footswitchable Mute • Slave Out w/Level Control • Fan Cooled with On/Off Switch • External Switching Jacks for Channels 2, 3 (channel 1 is default), EQ & Solo • Aluminum Chassis • New 4x4 - 8 Button Footswitch (Bottom Row: Channel 1, Channel 2, Channel 3, Solo – Top Row: Reverb, FX Loop, EQ & Tuner Mute) • Slip Cover

Ultra Compact, Portable Design with Massive Tone & Amazing New Styling - 12 3/8”W x 6 3/4”D x 5 7/8” H – Weighs Only 12 Pounds! • Multi-Watt™, Channel Assignable Power Amp (Patent 7,602,927) featuring Duo-Class™ (Patent 7,173,488) and Dyna-Watt™ (Patent 4,713,624) technologies providing three power and operating class options that are channel assignable via independent 5/15/25 Watt Power Switches: Choose 1 power tube operating in pure Class A Single-Ended, producing 5 Watts - 2 tubes operating in pure Class A Push-Pull, producing 15 Watts or 2 tubes operating in Mesa’s Patented Dyna-Watt™ Power that maximizes the power and punch of time-honored Class A/B power, producing 25 Watts / 2xEL-84 & 4x12AX7 • Fixed Bias for consistent, maintenance free performance • 2 Fully Independent Channels with 5 Style Modes - Channel 1 features Normal (Brit Clean) or Top Boost (Brit Overdrive) Modes with Multi-Watt Power Switch (5/15/25 Watt), Volume (gain), Treble, Bass, Cut w/Pull Master - Channel 2 features Tweed (American Clean), Hi 1 (Brit Gain) & Hi 2 (Boogie Gain) Modes with Multi-Watt Power Switch (5/15/25 Watt), Gain, Treble, Bass & Master • 1 Button Footswitch (Channel 1/2) • Padded Gig Bag w/Strap

Multi-Watt™, Channel Assignable Power Amp (Patent 7,602,927) allows you to assign either 2 or all 4 Power Tubes to each Channel for Power Ratings of 50 or 100 Watts of Class A/B Power via independent 50/100 Watt Power Switches / 4x6L6 (or 4xEL-34), 6x12AX7, 2x5U4 • Bias Select Switch (6L6/EL34) • Fixed Bias for Consistent, Maintenance Free Performance • 4 Fully Independent Channels with 12 Modes (Channel 1 = Clean, Fat or Tweed™, Channel 2 = Clean, Fat or Brit, Channels 3 & 4 = Raw, Vintage High Gain or Modern High Gain) • Each Channel features Independent Gain, Treble, Mid, Bass, Presence, Master, All-Tube Long Spring Reverb, Channel Assignable Dual Rectification with Recto Tracking™ (Diode or Tube Tracking – Patents 5,168,438 & 7,193,458), Fully Buffered FX Loop with Send Level Control (over all channels when activated) • Output Level Control (over all channels when activated) • Footswitchable Solo Level Control – Patent 6,724,897 (over all channels when activated) • Bold/Spongy “Variac” Switch (Patent 5,091,700) • True “Hard” Bypass Switch that removes FX Loop, Output Level & Solo Level Controls from signal path • Tuner Output w/Footswitchable Mute • Slave Out w/Level Control • Fan Cooled (combo only) • External Switching Jacks for Channels 1, 2, 3, 4, Solo, Reverb, Tuner Mute, FX Loop • 8 Button Footswitch (Channel 1, Channel 2, Channel 3, Channel 4, Reverb, Tuner Mute, FX Loop & Solo) • Slip Cover

Multi-Watt™, Channel Assignable Power Amp (Patent 7,602,927) allows you to assign either 2 or all 4 Power Tubes to each Channel for Power Ratings of 50 or 100 Watts of Class A/B Power via independent 50/100 Watt Power Switches / 4x6L6 (or 4xEL-34), 5x12AX7, 2x5U4 • Bias Select Switch (6L6/EL34) • Fixed Bias for Consistent, Maintenance Free Performance • 3 Fully Independent Channels with 8 modes (Channel 1 = Clean or Pushed, Channel 2 & Channel 3 = Raw, Vintage High Gain or Modern High Gain) • Each Channel features: Multi-Watt Power Switch (50/100 Watt), Independent Gain, Treble, Mid, Bass, Presence, Master, Channel Assignable Dual Rectification with Recto Tracking™ (Diode or Tube Tracking – Patents 5,168,438 & 7,193,458) • Footswitchable or Completely Bypass-able Fully Buffered FX Loop with Send Level Control • Output Level Control (over all channels when activated) • Footswitchable Solo Level Control (Patent 6,724,897 - over all channels when activated) • Bold/Spongy “Variac” Switch (Patent 5,091,700) • True “Hard” Bypass Switch that removes FX Loop, Output Level & Solo Level Controls from signal path • Tuner Output w/Footswitchable Mute • Slave Out w/Level Control • External Switching Jacks for Channels 2, 3 (Ch 1 is default), Solo & FX Loop • New 3x3 - 6 Button Footswitch (Bottom Row: Channel 1, Channel 2, Channel 3, Top Row: Tuner Mute, FX Loop & Solo) • Slip Cover