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GS-35B
POWER TRANSMITTING TRIODE


The GS-35B  microwave triode operates as an oscillator and an amplifier in continuous-wave or pulsed mode with anode modulation up to 1000MHz.


GENERAL
Cathode: indirectly heated, oxide-coated.
Envelope: metal-ceramic.
Cooling: forced air.
Height: 176 mm with heat sink, 127 mm with no heat sink.
Diameter: 100 mm with heat sink.
Mass: at most 2.7kg with heat sink.

 

 

Principal date
Under  Uf = 12.6V; Ua = 2.5kV;  Ia = 400 mA;

Heater current ............................................................................................................ 2.95A
Cathode current (emission imp.) by Ua = Ug = 600 V ................................................. >15 A
Transconductance (under Ug1 =1V)............................................................................ 30 + 3 ma/V
Grid voltage (operating point) ...................................................................................... -9 + 3 V
Capacitance:
    Input ......................................................................................................................
    Output ....................................................................................................................
    Feed-through ..........................................................................................................
21 pF
0.12 pF
4.5 pF
Output power: 
CW operation (  wavelength 60cm; Ia = 700mA).........................................................
CW operation (  wavelength 30cm; Ia = 800mA; Ua = 2.2kV).....................................
>800W
>350W
 

Maximum date

Anode Dissipation ...................................................................................................... 1.5 kW
Grid Dissipation .......................................................................................................... 26 W
Cathode Current ......................................................................................................... 1.4 A
Heater Voltage ........................................................................................................... 11.9-13.3 V
Anode Voltage DC...................................................................................................... 3 kV
Anode Voltage pk....................................................................................................... 6 kV
Grid Voltage impulse................................................................................................... +120
Grid Volotage............................................................................................................. -400
Temperature : anode end face .....................................................................................
                      cathode lead .........................................................................................
                      grid lead ...............................................................................................		 200°C
120°C
120°C
Operating Position ...................................................................................................... Any
Blower ....................................................................................................................... 150 m3/h

OPERATING ENVIRONMENTAL CONDITIONS
Vibration loads:
frequencies, Hz 5-600
acceleration, m/ s 2 59
Multiple impacts with acceleration, m/ s² 343
Ambient temperature, °C -60 to +100
Relative humidity at up to +40 °C, % 98

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