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Overview
Congratulations on your purchase of a new Oldfield amplifier.
This amplifier is all tube and hand-wired using the best quality components available for guitar
amplification. It is built to last a lifetime and give the owner countless hours of enjoyment whether
on stage, in the studio, or in the home.
The 6750, 6750-JC, 67100 and the 67100-JC models are designed to deliver classic late 60’s British
voiced tones as well as a more modern high gain tone depending on set up.
The amplifier features two channels (Bright And Normal), full tone stack, master volume, the ability
to bridge channels, a mid boost function and a half power function.
Feature summary:
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Preamp: 3 x 12AX7
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Phase Inverter: 12AX7 (LTP)
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Power: 6750 - 2 x EL34, 67100 - 4 x EL34, 6750-JC - 2 x 6CA7, 67100-JC - 4 x 6CA7
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Bias: Fixed
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Rectifier: Solid State on 100 watt models and GZ34 / Solid State selectable on the 50 watt
amplifiers.
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Bright And Normal Channels
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Channel Bridge Function (Panel switch and foot switch controllable)
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Mid Boost Function (Panel switch and foot switch controllable)
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1/2 power function