This page was last updated on: March 29, 2013
Pictured on the left is a Westinghouse 860 tetrode.
The Japanese had a similar tetrode numbered UV-812 which is pictured on the right with it's original tube socket. The Japanese tube is physically about 50% larger
than the 860. Both tubes are of the WW2 era.
Westinghouse 860 vs. Japanese UV-812
From the collection of Bob Deuel