Purchase GDS 18W and 36W Chassis and transformers here;

Chassis with Transformers

1. 18W Combo Chassis plus Transformers

$390- includes free continental USA S&H

Combo chassis, top plexi panel, and transformers. Choose tremolo or TMB plexi panel

2. 18W Head Chassis plus Transformers

$425 – Includes free continental USA S&H

Head chassis, two plexi panels, and transformers. Choose tremolo or TMB plexi panels

Chassis

3. 18W Combo Chassis

$138 Includes free continental USA S&H

Bare chassis for a combo amp, includes plexi panel. Choose Tremolo or TMB

4. 18W Head Chassis

$172 includes free continental USA S&H

Bare chassis for an 18W amplifier head, Choose Tremolo or TMB plexi panels.

5. 18W Single Channel Chassis plus Transformers

$365 – includes free continental USA S&H

Single Channel chassis, front and back plexi panels, and transformers.

6. 18W Single Channel Chassis only

$115 – includes free continental USA S&H

Single Channel chassis, front and back plexi panels.

GDS S/C Chassis w/ plexi panels

7. 45W Chassis

$175 Includes free continental USA S&H

Aluminum chassis for an early JTM45-style amplifier, includes front and rear plexi panel. Uses internal corner gussets to attach chassis to cabinet.

Transformers

8. 18W GDS/Heyboer Transformer Set

$253 Includes free continental USA S&H

The original and the best custom wound transformers for the 18W amps, includes both the power transformer and the output transformer. The Output transformer is reverse engineered from the original Radiospares output transformer but updated to be more convenient for modern amplifiers. This is the output transformer that the whole 18watt renaissance was founded on since 2000 when the 18watt group started. (You may purchase power or output individually below.)

9. 18W GDS/Heyboer Vintage Transformer Set

$299 Includes free continental USA S&H

The original and the best custom wound transformers for the 18W amps, includes both the Vintage power transformer and the fantastic Vintage output transformer. The Output transformer is an exact replica of the original Radiospares output transformer as found on the original 18 watt amplifiers. This output transformer has a tagboard on top, multiple secondary windings and the unused ultralinear taps on the primary side.

10. 18W GDS/Heyboer Power Transformer

$155 Includes free continental USA S&H

Power transformer only

11. 18W GDS/Heyboer Standard Output Transformer

$115 Includes free continental USA S&H

GDS/Heyboer output transformer only.

12. 18W GDS/Heyboer “Vintage” Output Transformer

An exact replica of the original Radiospares output as used on the original 18watters.

$155 Includes free continental USA S&H

GDS/Heyboer Vintage output transformer only.

13. 36W GDS/Heyboer Transformer Set

$333 Includes free continental USA S&H

Made by legendary Heyboer Transformers, this set fits the GDS 18W chassis perfectly and includes the power transformer and the output transformer. Suitable for use with four EL84s and four or five 12AX7s.