TOSHIBA 7T85RB

TOSHIBA 7T85RB

The 7T85RB is a forced air cooled, ceramic—metal triode containing a thoriated tungsten carbide cathode intended for use in industrial high frequency heating service as an oscillator.
GENERAL  CHARACTERISTICS
Filament Voltage ……………………  6.3  V
Filament Current ………………………   35  A
Transconductance (Ia=0.35A) …………  5  mA/V
Amplification Factor  ………………………… 21
Interelectrode Capacitance
Grid Plate …………………………… 13  pF
Grid Cathode………………………… 15 pF 
Plate Cathode ………………………    0.5 pF
Maximum Operating Frequency  …………110MHz
Maximum Height ……………………… 215 mm
Maximum Diameter  …………………… 130 mm

6T51

6T58RA

7T84B

7T84RB

7T85RB

7T69RB

8T20B

8T20RB

8T30A

8T30RA

8T64B

8T64RB

8T69JB

8T85B

8T85RB

8T25

8T25RA

8T61A

8T72B

8T84A

8T86B

8T87RB

9T64B

9T71C

9T94A

9T38A

LD961

9T75

E3062E

E3185

E3069

E3130

E3170

E3107/BW(BW1184J2)

E3050

E3085