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Mesa Boogie California Tweed 6V6 4:40 Tube Guitar Amplifier Head - CALITWEEDHD

Mesa Boogie California Tweed 6V6 4:40 Tube Guitar Amplifier Head - CALITWEEDHD
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The Home of Tone

Fifty years in the making and looking forward to reinvent “Vintage” Tone, Mesa Boogie is proud to introduce the California Tweed™ Series. Their new Single Channel, “old school” offering aimed at all sounds Americana. Equipped with all the essential features you do need, none of the complexity you don’t and bona fide delicious 6V6 Tone in every viable wattage you could want. Experience an addictive, inspiring feel guaranteed to keep your hands on the strings, your ears wide open and your eye on the prize.



  • Amp Type
  • Tube
  • Chassis Material
  • Aluminum
  • Rectifier Type
  • Silicon Diodes
  • Rectifier Tubes
  • n/a
  • Variac Power Switch
  • n/a
  • Preamp Tubes
  • 5x Mesa 12AX7 & 1x Mesa 12AT7
  • Power Amp Tubes
  • 4x Mesa 6V6
  • Bias Switch for Alternate Power Tubes Types
  • n/a
  • Maintenance Free Fixed Bias
  • n/a
  • Wattage(s) Quick Reference
  • 2, 10, 20, 30 or 40 Watts - See Power Amp Details for more information
  • Built-In Power Amp Attenuation
  • n/a
  • Power Amp Details (Class & Wattage)
  • Mesa's Patented Incremental Multi-Watt™ (Patent 9,917,560) Power Amp, featuring Duo-Class™ (Patent 7,173,488) and Dyna-Watt technologies, provides five power, two operating-classes and three wiring configuration options via one 5-Way Power Switch - Choose from the following power options:
  • 40 Watt - 4x6V6 Class A/B Pentode
  • 30 Watts - 2x6V6 Class A/B Triode + 2x6V6 Class A/B Pentode
  • 20 Watts - 2x6V6 Class A/B Pentode
  • 10 Watts - 2x6V6 Class A/B Triode
  • 2 Watts - 1x6V6 Triode + 1x6V6 Pentode, Single-Ended Class A Parallel
  • More information on Dyna-Watt Power can be found in the Owners Manual, which is available in the Support Section of this website.
  • Convection or Fan Cooling
  • Convection
  • Number of Footswitchable Channels (or Modes)
  • One Channel
  • Number of Style Modes
  • Two (Inputs)
  • Number of Style Modes Per Channel
  • Two (Inputs)
  • Types of Style Modes Per Channel
  • Single Channel with two Inputs:
  • Normal Input = Clean to Overdrive
  • Low Input = Clean
  • Channel Controls
  • Gain, Treble, Mid, Bass, Presence, Reverb and Master
  • Graphic EQ and/or Contour
  • n/a
  • Reverb / Effects & Bypass Options
  • All-Tube, Spring Reverb
  • Effects Loop & Bypass Options
  • Fully Buffered Series 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
  • External Switching Jack for Reverb On/Off (Reverb Footswitch and Cable sold separately)
  • Speaker Outputs
  • One 8 Ohm and Two 4 Ohm