4B13

The 4B13 is a 125 watt dissipation beam pentode with full ratings to 30 MHz. This is the Japanese (Toshiba) version of the 813.

Length = 7.50" Diameter = 2.60"
Max voltage = 2250
Max current = 220 ma
Fil voltage = 10
Fil current = 5 amps         GOTO INDEX