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Power - Triode (over 1000V 100W) ·Triode

F6920

Forced-air-cooled high-voltage pulse triode designed specifically for hard-tube modulator applications.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
-
Base pins
-
Nominal heater
11 V / 285 A

Description

Three-electrode pulse triode designed for hard-tube modulator applications, with a forced-air-cooled anode and thoriated-tungsten filament.

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
-
Socket code
-
Base pins
-
Nominal heater voltage
11 V
Nominal heater current
285 A
Parallel heater voltage
-
Parallel heater current
-
Series capable
No

Terminal pinout

Electrical assignments shared by every tube using this base designation.

No verified pinout is recorded for this base designation.

Section ratings

1 physical section, each with unique specifications.

Section 1

Triode

X-ray radiationInterelectrode capacitances
Amplification factor
41
Max plate voltage
40000 V
Max plate dissipation
10000 W
Max grid dissipation
2000 W
Max cathode current
200 A

Published maximum ratings and characteristics audited; remaining numeric data retained densely in parameter table.

Source-dependent data

Operating conditions by source

Each block preserves the test conditions and published values from one reference. Values from different sources are intentionally kept separate.

Data set 01

1962 ITT

Published operating points and test conditions from this source.

SECTION 1

Triode

Other

  • The F [1]

    6920

    The F-6920 1is a three electrode tube designed for pulse applications

  • The F [2]

    1

    The F-6920 1is a three electrode tube designed for pulse applications

  • as a hard tube modulator., The anode is capable of dissipating

    10

    as a hard tube modulator., The anode is capable of dissipating 10 kilo~

  • Filament Voltage

    11 V

    Filament Voltage 11 volts

  • Filament Current

    285 A

    Filament Current 285 amperes

  • Filament Starting Current

    1000 A

    Filament Starting Current 1000 amperes

  • Plate Cut

    0

    Plate Cut-0Off

  • Grid-Plate

    34

    Grid-Plate 34 puf

  • Plate-Filament

    2.6

    Plate-Filament 2.6 uuf

  • Maximum Incoming Air Temperature

    50

    Maximum Incoming Air Temperature 50°C

  • Plate Dissipationt [1]

    10 W

    Plate Dissipationt 10 8 5 kilowatts

  • Plate Dissipationt [2]

    8 W

    Plate Dissipationt 10 8 5 kilowatts

  • Plate Dissipationt [3]

    5 W

    Plate Dissipationt 10 8 5 kilowatts

  • Maxioum Glass Temperature

    180

    Maxioum Glass Temperature 180°C

  • D-C Plate vVoltage [1]

    35 V

    D-C Plate vVoltage 35 35% max, kilovolts

  • D-C Plate vVoltage [2]

    35 V

    D-C Plate vVoltage 35 35% max, kilovolts

  • Peak Positive Plate Voltage (Instantaneous)

    40 V

    Peak Positive Plate Voltage (Instantaneous) 40 Lo max, kilovolts

  • D-C Grid Voltage [1]

    -2 V

    D-C Grid Voltage -2.0 -2,0% max, kilovolts

  • D-C Grid Voltage [2]

    -20 V

    D-C Grid Voltage -2.0 -2,0% max, kilovolts

  • Peak Positive Grid Voltage [1]

    5 V

    Peak Positive Grid Voltage 5 5% max, kilovolts

  • Peak Positive Grid Voltage [2]

    5 V

    Peak Positive Grid Voltage 5 5% max, kilovolts

  • Pulse Plate Current [1]

    100 A

    Pulse Plate Current 100 150% max, amperes

  • Pulse Plate Current [2]

    150 A

    Pulse Plate Current 100 150% max, amperes

  • Pulse Grid Current [1]

    65 A

    Pulse Grid Current 65 100% mwax, amperes

  • Pulse Grid Current [2]

    100 A

    Pulse Grid Current 65 100% mwax, amperes

  • Plate Dissipation [1]

    10 W

    Plate Dissipation 10 10% max, kilowatts

  • Plate Dissipation [2]

    10 W

    Plate Dissipation 10 10% max, kilowatts

  • Grid Dissipation

    2 W

    Grid Dissipation 2 o% max, kilowatts

  • Pulse length [1]

    15

    Pulse length 15 15% max, iuseconds

  • Pulse length [2]

    15

    Pulse length 15 15% max, iuseconds

  • Pulse Cathode Current [1]

    140 A

    Pulse Cathode Current 140 200% max, amperes

  • Pulse Cathode Current [2]

    200 A

    Pulse Cathode Current 140 200% max, amperes

  • D-C Plate Voltage [1]

    18 V

    D-C Plate Voltage 18 30% kilovolts

  • D-C Plate Voltage [2]

    30 V

    D-C Plate Voltage 18 30% kilovolts

  • Pulse Plate Current [1]

    90 A

    Pulse Plate Current 90 150% amperes

  • Pulse Plate Current [2]

    150 A

    Pulse Plate Current 90 150% amperes

  • D-C Grid Voltage [1]

    -1.2 V

    D-C Grid Voltage -1.2 -1,0% kilovolts

  • D-C Grid Voltage [2]

    -10 V

    D-C Grid Voltage -1.2 -1,0% kilovolts

  • Pulse Grid Current [1]

    25 A

    Pulse Grid Current 25 50% amperes

  • Pulse Grid Current [2]

    50 A

    Pulse Grid Current 25 50% amperes

  • Pulse Positive Grid Voltage

    2.8 V

    Pulse Positive Grid Voltage 2.8 by kilovolts

  • Pulse Length

    1

    Pulse Length 1 useconds

  • Plate Output Voltage [1]

    16.5 V

    Plate Output Voltage 16.5 27.5% kilovolts

  • Plate Output Voltage [2]

    27.5 V

    Plate Output Voltage 16.5 27.5% kilovolts

  • Filament Voltage [1]

    11.5 V

    Filament Voltage 11.5 11.9 12.3 volts

  • Filament Voltage [2]

    11.9 V

    Filament Voltage 11.5 11.9 12.3 volts

  • Filament Voltage [3]

    12.3 V

    Filament Voltage 11.5 11.9 12.3 volts

  • Filament Emission Ep [1]

    11.6

    Filament Emission Ep 11.6 v. 170 amperes

  • Filament Emission Ep [2]

    170

    Filament Emission Ep 11.6 v. 170 amperes

  • F

    6920

    F-6920 PULSE TRIODE

Data set 02

1962 ITT Industrial and Transmitting Tubes

Published operating points and test conditions from this source.

SECTION 1

Triode

Characteristics

  • GridPlateCapacitance

    34 pF

  • GridFilamentCapacitance

    75 pF

  • PlateFilamentCapacitance

    2.6 pF

  • FilamentStartingCurrent

    1000 A

Other

  • MaximumPeakPositivePlateVoltage

    40 kV

    Pulse

  • Maximum DC Grid Voltage

    -2 kV

    Pulse

  • MaximumPeakPositiveGridVoltage

    5 kV

    Pulse

  • MaximumPulsePlateCurrent

    150 A

    Pulse

  • MaximumPulseGridCurrent

    100 A

    Pulse

  • MaximumDutyFactor

    0.002

    Pulse

  • MaximumPulseLength

    15 us

    Pulse