OT Don't read this

[Dwight K. Elvey]

>From: "John Honniball" <coredump at gifford.co.uk>
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>
>I've just remembered that Magic Eye valves/tubes have (I think)
>an amplifying triode in the same envelope as the indicator.  And I
>think they're internally linked together.  Does anyone have any
>data on these gadgets that would show this sort of information?
>
Hi John
 If you remember the tube number, you can find
some information at:

http://www.nostalgiaair.org/Tubes/

 They alos have quite a few schematics for old
radios. One of the tuning eye tubes that I can
think of is the 6U5.
Later
Dwight