Groove tubes 6L6R duet grade 8 (opened)
This item has been opened. It is as new and complete but has been shipped to a customer, opened and returned as unwanted.
It comes with a full warranty.
Groove tubes 6l6R duet grade 8
Perhaps the most reliable of the currently made types, with slightly less power and a more aggressive edge when pushed into distortion.
These are the tubes that are used by Fender in amps that use 6L6 tubes and are amps that DO NOT come from their custom shop. These are used in the Hot Rod series, Blues DeVille series, Pro Tube series, BF reissue series.
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The GT 6L6GE is used in the 57 Tweed, Vibroverb and Vibro King amps.
If you are trying to match your stock tube rating with the GT rating:
On Fender amps, output tubes in newer amps are colour coded. The scale is:
Blue = GT 1-3 rating
White = GT 4-7 rating
Red = GT 8-10 rating
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