7591 - 7868 - 6GM5
The 7591 is a great tube with a unique sound and character. The 6GM5 and 7868 are essentially the same tube but they do have different pin-outs so they would require an adapter to be ran in place of the 7591.
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On Sale
New Matched Pair (2) JJ 7591 Vacuum Tubes
JJ Electronic
Now: $58.59Was: $65.10New Plate Current Matched Pair of JJ 7591 Vacuum Tubes There is finally a reliable 7591 that rivals the originals. These JJs are an excellent choice for your old Scott amplifier as well as many others that used the famous old 7591. The vintage 7591s are...Now: $58.59Was: $65.10 -
On Sale
New JJ 7591 Vacuum Tube
JJ Electronic
Now: $28.37Was: $31.52New Plate Current Tested JJ 7591 Vacuum Tube There is finally a reliable 7591 that rivals the originals. These JJs are an excellent choice for your old Scott amplifier as well as many others that used the famous old 7591. The vintage 7591s are almost...Now: $28.37Was: $31.52