Grosh_Guitars wrote: I know GT use to make them. weird. Seems like there would be a market for them.
No offense but I don't believe GT ever made a tube.
They simply imported them and slapped their label on them.
Even the purported GE 6L6 that Pittman was going to make in California, turned out to be an untruth, (to put it mildly) which was assembled in China.
In his first publicity he stated these were made in the USA.
Only later to renege on that description because somebody called him on it.
No tube can be made in the USA as far as I know since many of the chemicals and elements are very hazardous and bad for the environment.
But old Aspen was pretty clever in selling his operation to Fender a year or so ago.