The VU111 is a half wave rectifier designed for high voltage at low current. It was probably used in RADAR power supplies. The CV1111 is another name used for the same tube in the U.K. where it was used in WWII. The example shown was made in the U.S. by Electronic Enterprises.

Length = 5.50" Diameter = 1.87"
Max voltage = 5000 rms
Max current = 50 ma average
Fil voltage = 4
Fil current = 1.1 amps         GOTO INDEX