DESCRIPTION:
http://www.nstuffmusic.com/p-18430-mesa-boogie-express-550-plus-1x12-combo.aspx


ard-winning MARK FIVE. Here's what makes the new Express an Express Plus:

1. Improved CLEAN Mode that has more sparkle in the highs and warm,breathing lows - Plus a significantly better signal to noise ratio.

2. Patented Multi-Watt Channel Assignable Power! Both Express Plusmodels allow you to run the output tubes in your choice of three different wattage ratings per Channel (5:50 2x6L6 = 5/25/50), with it's own tone-spawning Operating Class and Wiring Configuration!

3. Legendary 5-Band Graphic Equalizer! Sliders are added alongside the original PRESET Contour Controls allowing you to footswitch or auto-assign the 5 Band SLIDERS or the PRESET Control in each Channel.

4. Performance Enhancing SOLO Control. Provides an additional footswitchable Master Output control that allows you to preset the perfect amount of volume boost to showcase featured parts and trigger it on the fly.

5. 4-Button Footswitch - Instant access to Channels, Reverb, EQ & Solo

Mesa Boogie Express 5:50 Plus Features:
Custom Designed AND Handcrafted Exclusively in Petaluma, California
All Tube Amplifier: 2xEL-84 Power Tubes & 5x12AX7 Preamp Tubes
Fixed Bias for consistent, maintenance free performance
Patented Multi-Watt, Channel Assignable Power Amp featuring Duo-Class & Dyna-Watt technologies providing three power and two operating class options that are channel assignable via independent Multi-Watt Power Switches:
Choose from:
1 power tube operating in pure Class A Single-Ended, producing 5 Watts in the 5:50 or;
2 tubes operating in pure Class A Push-Pull, producing 25-Watts in the 5:50, or;
2 tubes operating in Mesa's proprietary Dyna-Watt Class A/B power, producing 25-Watts in the 5:50
2 Fully Independent Channels with 4 Style Modes: Ch 1: Clean or Crunch - Ch 2: Blues or Burn Modes
Each Channel Features: Gain, Treble, Mid, Bass, Footswitchable Reverb, Master, Footswitchable or Assignable Preset Contour Control & Multi-Watt Power Switch
Selectable 5-Band Graphic EQ or Preset "V-Curve" Contour Controls -- Footswitchable or Channel Assignable
All-Tube, Long Spring Reverb with Independent Channel Controls
Fully Buffered FX Loop
Footswitchable Solo Level Control (Patent 6,724,897) -- Over all channels when activated
External Switching Jacks for Channel 1/2, Reverb, EQ & Solo
All Aluminum Chassis
4 Button Footswitch (Channel1/2, Reverb, EQ & Solo)
Slip Cover

Available as 1x12 Combo, Head, and Rackmount Head .

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412-828-1003
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