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   Standard, Deluxe, Platinum "Kelliher" Mods & Upgrades  

Marshall JCM800 2205 "Kelliher" Mods
Standard Mod™  $589.00  
Deluxe Mod™  $903.00 
Platinum Mod™  $1341.00
Platinum Mod™  $1341.00  International Customers!  


 

  Standard Mod™  $589.00
Circuitry Modifications

Description / Specs:

  • All Modifications are exclusive to Voodoo Amps®  
  • Clean Channel
  • Improved clean tones 
  • Richer / warmer low end
  • More cohesive / blends better with Gain Channel
  • Highs are more airy / chimey without being harsh  
  • EQ is more musical 
  • Gain Channel
  • 'Volume' is now a 'Master' Volume for Gain Channel
  • Improved articulation & touch response
  • Increased gain
  • Easier-to-play feel
  • 10ga strings feel like 8's or 9's
  • Bending & vibrato'ing is much smoother
  • Increased sustain - Smoother & more liquid like
  • Increased Gain / Distortion
  • Richer harmonics
  • Pinch harmonics are easier to get
  • You will not have to struggle or fight the amp
  • Bottom end is added & improved - Tight / responsive & fun to play on 
  • Highs are more open - Less harsh
  • EQ is more active, flexible & musical
  • Better over all frequency response & balance 
  • Amp will cut through the mix better both live & in the recording studio
  • Voodoo Add-On™ Controls that come with Mod
  • 3-Position 'Bright' switch (mini toggle) - Applies to Gain Channel
  • 3-Position 'Tone' switch (mini toggle) - Applies to Gain Chanel
  • Bottom Control Pot - Applies to both Channels
  • 3-Position 'Voice' switch (mini toggle) Tied to Bottom Control - Applies to both Channels
  • 2-Position 'Tight' switch (mini toggle) - Tied to Bottom Control - Applies to both Channels 
  • Please note - All Add-On™ controls are added to the front panel. Drilling is required
  • Over all Improvements
  • Amp retains the JCM800 2205 / 2210 sound
  • Blue LED Upgrade - Stock Red LED denoting use of the Gain Channel is Upgraded (see pics)
  • All remaining features will function the same - Features are not removed nor disengaged
  • We do not offer Modifications or Upgrades to the Reverb at this time
  • All components used are high quality & are chosen for quality of tone, feel & reliability 
  • Important  Modifications do not apply to models manufactured in 1982 & 1983 - Marshall Date Codes
  • The 82' & 83' models were not designed the same & have little/no gain by comparison
  • Important  All Voodoo Add-On™ controls are added to the front panel & drilling is required
  • Voodoo Mods™ retain your amps resale value verses decreasing it
  • Got questions? Check out the 'Mod FAQ's' link at the top right of the page

  

  Deluxe Mod™  $903.00 
Standard Mod + Output Transformer = Deluxe Mod™

Description / Specs:

  • Includes Standard Mod™ (see above)
  • Includes Upgraded Mercury Magnetics VA-Kelliher50-O Voodoo-Designed™ Output Transformer 
  • $259.00 & $55.00 Installation fee (included)
  • Superior tone & reliability over stock output transformer
  • Increased sustain - leads are much more liquid like & fluid
  • Improved clarity at stage volumes & over all
  • Effortless Pinch / artificial harmonics
  • Greatly improved articulation & definition
  • Increased / richer bass response
  • Increased even-order harmonics (IE: sounds much more musical)
  • Massive rhythm tones - when you hit a chord it's there immediately
  • Increased headroom - holds together better at stage / higher volumes
  • Transformer FAQ's

 

  Platinum Mod™  $1341.00  

Power & Choke Transformer Upgrade to Deluxe Mod

Description / Specs:

  • Includes Deluxe Mod™ (see above)
  • Includes Upgraded Mercury Magnetics VA-Kelliher50-P Voodoo-Designed™ Power Transformer
  • $279.00 & $80.00 Installation fee (included) 
  • Includes Upgraded Mercury Magnetics VA-Kelliher-C Voodoo-Designed™ Choke
  • $59.00 & $20.00 Installation fee (included) 
  • 120V 60Hz Operation (230V & 240V also included) 
  • Superior performance & reliability over stock transformers
  • Deeper & richer low end
  • Remove grainy'ness in the upper mids & top end
  • Reduces unwanted noise & hum
  • Greatly improved power regulation for better over all response
  • Greatly improved feel & tone 
  • Smoother & easier to play
  • A must for touring musicians, engineers and producers!
  • Bottom line - Platinum Mod™ will give you the best tone, feel & performance possible!
  • Transformer FAQ's 
  • Voodoo Amps® World AC Voltage Guide

 

  Platinum Mod™  $1341.00  International Customers!
Power & Choke Transformer Upgrade to Deluxe Mod

Description / Specs:

  • No need for step-up transformers that can harm or damage your amp!
  • Includes Deluxe Mod™ (see above)
  • Includes Upgraded Mercury Magnetics VA-Kelliher100-PE Voodoo-Designed™ Power Transformer
  • $279.00 & $80.00 Installation fee (included) 
  • Includes Upgraded Mercury Magnetics VA-Kelliher-C Voodoo-Designed™ Choke
  • $59.00 & $20.00 Installation fee (included) 
  • 220V, 230V & 240V 50Hz Operation 
  • Superior performance & reliability over stock transformers
  • Deeper & richer low end
  • Remove grainy'ness in the upper mids & top end
  • Reduces unwanted noise & hum
  • Greatly improved power regulation for better over all response
  • Greatly improved feel & tone 
  • Smoother & easier to play
  • A must for touring musicians, engineers and producers!
  • Bottom line - Platinum Mod™ will give you the best tone, feel & performance possible
  • Save money! Buy from Ebay USA, have it shipped directly to us & we will ship it you!
  • Save money on shipping! We offer several shipping options, please Email us for an estimate!
  • Transformer FAQ's 
  • Voodoo Amps® World AC Voltage Guide

"Get inspired - Upgrade your tone now!" 


 Voodoo Amps® is the Leader in Tube Amp Mods & Upgrades

Pricing, features & specifications subject to change without notice



"This is the same Mod we designed for Bill Kelliher of Mastodon! Extremely versatile & can be used for Blues, Rock, Modern Country, Hard Rock & Metal!" 


 
 
 
 


 
 
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