Tubes Asylum

Posted by steven oda on March 15, 2002 at 08:11:23

In Reply to: Re: Red or Blue glass? posted by Bob S on March 15, 2002 at 04:04:29:

Bob,

Those are Tesla J34L. czech made. In the 70-80's you could get them with clear, red, or blue glass envelopes (a gimmick).

But, some sware that the blue glass E34L sounded better. Sure do look neat.

I don't think Ruby has put it's name onto the newer JJ made EL34 or E34L.