[Jukebox-list] 6973 tube

[Ron Rich]

Newer U.S.made 6973's were shorter too--Ron Rich

Jens Hultgren <drjukebox at gmail.com> wrote:  6CZ5
6CM6
6EM5
three replacements for 6973. None of them are as tall as the 6973, and I
believe there is a relation between the physical size of a tube and the
power it can handle. Thus the lower output of the replacements.

Someone more knowledgeable in tube electronics should be able to elucidate.
Jens



On 9/10/06, Carl Haines wrote:
>
> I'm too lazy to look up the tube data, but I seem to recall that the
> 6CZ5 was a closer match. All the specs were nearly identical on the
> 6CZ5 except the plate dissipation. Also, there are new production 6973
> available now. I may try out a pair when I get my Seeburg 220 back
> together.
>
> Carl Haines
>
>
> Gary Stevens wrote:
> > I have a 1963 Rock ola amp that uses four 6973 tubes. I was told if you
> > sub them with a 6EM5 tube you would need to install a jumper between the
> > 1- 8 pins. Can anyone explain this to me how to install a jumper? Any
> > help appreciated.
> >
> > Thanks
> > Gary
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