Heater  

 6.3V DC @ 2.5 A

 Grid (WRT Cathode) 

-200Vto -300 V (Grid Off) @ 0.5 mA

100V to 250 (Grid On)@  5 mA

Rise/Fall Time

35 nano sec

Throughput Delay 

100 nano sec

PRF

1Hz to 50KHz

Cathode (WRT Helix) 

-6KV to -6.6KV

Collector 1(WRT Ek)

70% Of Ek @ 450 mA 

Collector 2(WRT Ek)

47% Of Ek @ 550 mA 

Helix 

 Ground; Current 30 mA