GDS Amplification


18W Amplifier Kits from GDS

GDS Amplification has been offering 18W amp kits from the beginning. Choose a GDS kit for the best possible build experience and final product. We offer a proprietary instruction manual personally written by Graydon, USA made parts, and expert advice that you can trust. Learn more about what makes GDS 18W Kits stand out or read on for more details and to order your kit.

  • Full colour assembly manual by Graydon Stuckey
  • Drawings, layouts, schematics, diagrams, and photographs illustrate assembly
  • Ceramic tube sockets with gold plated contacts
  • Knobs for control panel
  • Fuse Holder
  • Vintage design Cliff input jacks
  • Sprague Atom and Orange Drop capacitors
  • Milspec fibreglas eyelet board complete with eyelets
  • Nylon stand-offs
  • Round amber (or red) indicator like early Marshall plexis
  • Custom designed power transformer, based on Radiospares original
  • Custom designed output transformer, based on Radiospares original
  • Aircraft aluminum chassis, CNC punched and bent, complete with no further work required
  • Anti-glare plexi panel – lazer cut and triple screened
  • NOS EZ81 tube and retainer
  • JJ (or similar) EL84 tubes and retainers
  • Sovtek (or similar) 12AX7 tubes and retainers

GDS 18W Combo Kit

$770 + free continental USA S&H

Complete kit for 18W combo amplifier including everything except cabinet and speakers.

GDS 18W Head Kit

$820 + free continental USA S&H

Complete kit for 18W amplifier head including everything except head cabinet and speakers.

GDS 18W S/C Kit

$620 + free Continental USA S&H

Complete kit for Single Channel 18W amplifier, suitable for head or combo.

Order securely online from GDS Amplification using PayPal with your credit card or bank account.

• Amplifer build times typically range between 4 and 6 weeks.

• All items ship FOB from Flint, Michigan, USA. Contact us for an exact shipping quote on your order.

• Questions before ordering? Check the FAQ or contact us for help.