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ReturnThe 8T85RB is a forced air cooled, ceramic-metal triode containing a thoriated tungsten cathode with the maximum output power up 12kW, and is designed for mainly used in industrial high frequency heating service as an oscillator.
The 8T85RB is a forced air cooled, ceramic-metal triode containing a thoriated tungsten cathode with the maximum output power up 12kW, and is designed for mainly used in industrial high frequency heating service as an oscillator.
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The 8T85RB is a forced air cooled, ceramic-metal triode containing a thoriated tungsten cathode with the maximum output power up 12kW, and is designed for mainly used in industrial high frequency heating service as an oscillator.
GENERAL CHARACTERISTICS
|
Filament Voltage |
12 V |
|
Filament Current |
40 A |
|
Amplification Factor |
21 |
|
Transconductance (Ia=1A) |
11mA/V |
|
Interelectrode Capacitance |
|
|
Grid-Anode |
16 pF |
|
Grid-Cathode |
22 pF |
|
Anode-Cathode |
0.9 pF |
|
Maximum Operaitng Frequency |
45MHz |
|
Operation Position |
Vertical/ Anode down |
|
Cooling |
Forced Air |
|
Minimum cooling air flow |
22m3/min |
|
Minimum static pressure |
392 Pa |
|
Maximum inlet air temperature : |
40℃ |
|
Maximum working temperature on the core of radiator |
250℃ |
|
Maximum Grid and Cathode Seal Temperature |
250℃ |
|
Maximum Envelope Temperature |
250℃ |
|
Maximum Height |
303 mm |
|
Maximum Diameter |
204.5 mm |
|
Net Weight |
9 kg approx. |