[GreenKeys] Here's an odd device - Teletype and Morse?

[Jim Haynes]

On Sun, 16 Dec 2018, Jeffrey Angus wrote:

> Last but not least was the high power tube by Eimac.
> With the grid leak faucet and urinated Tungsten filaments.
> <http://www.tubecollectors.org/archives/606.pdf>
> 
I remember that one.  Was a beginning E.E. student in 1955 and some of
us went to an IRE conference and I remember picking up a data sheet for
that tube.  But the one you have seems to be quite a bit newer.