[Boatanchors] 3GP1-A

Jim Haynes jhhaynes at earthlink.net
Fri Mar 1 20:26:14 EST 2013


It's used in the Heathkit 3" scope OL-1, for one thing.  (Mil surplus,
so I don't know what it was originally used in.)

On Fri, 1 Mar 2013, Gary wrote:

> I have a nos, in original box, 3GP1-A Oscilloscope tube if any one is interested. I dont have a clue as to what is was used for.
> Regards,
> Gary
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jhhaynes at earthlink dot net


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