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1758 "Universal" 12w Slimline Combo Amplifier with Tremolo

1758 "Universal" 12w Slimline Combo Amplifier with Tremolo

Made in Melbourne, Australia. First appears in the 1965 Rose Morris Catalogue. 

Unusually, these amps dont have the word "Goldentone" marked on them anywhere! However, they do feature the golden Rose Morris conductor badge on the front grille. The 2 x 6GW8 valves are diffrent to the modern standards we now know. They are in fact, a triode and pentode in one. The triode being preamp (and/or tremolo) and the pentode being the power amp stage.

  • 12 watts of power
  • Slimline laminate cabinet in Crème vynex covering.
  • Channel 1 features its own volume control.
  • Channel 2 features onboard Tremolo complete with foot switch and its own independent volume control
  • Exclusive new rhythm light that responds to playing dynamics
  • 12" Rola 12P heavy duty 20 watt speaker
  • Master variable tone control 

VALVES:

2 x  12AX7 

VALVES:

2 x 6GW8 

TRANSFORMERS:

A&R 2785

SPEAKER:

12" Rola 12P 20 watt speaker

 

Later versions of this amp, manufactured from around 1967, had the 1758 model number and essentially the same circuit, but were not labeled as the "Universal". They were a part of the new "Soundmaster" series (all models with Reverb were  in the "Reverbmaster series). These later versions are identifiable from there black vynex covering with gold trimmed side panels. They also featured Black chicken head knobs.,

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