A large 4-1000A Eimac Transmitter tube
good for 1000 watts!
A bizarre VT127A tube (triode?) which uses
radioactive uranium glass for the seals!
See dark picture of glowing glass at right.
The bizarre VT127A tube in the dark.
Note the glowing uranium glass!
A 40watt RCA 829B transmitting tube.
These are weird.
An antique Arcturus blue glass tetrode, the 124.
These were made around the 1930's.
The powerful 813 transmitter tube.