[Boatanchors] Anyone recognize this gear or the tubes?

[J. Forster]

Litton and Varian and Hughes for three. Might be Narda also.

-John

=============





> Hi all,
>
>       I tend to agree that the equipment is a microwave TWT
> transmitter.  It's possible that the external anode tube on the floor
> was used in a pass tube voltage regulating circuit in the transmitter
> power supply.  Also, there was one manufacturer of such transmitters
> who used a large conventional vacuum tube as part of the control
> circuitry, but I don't remember who it was.
>
> 73,
> Cal K4JSI
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