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Power - Triode ·Triode

F6801

Forced-air-cooled industrial power triode with approximately 10 kW continuous anode-dissipation capability, designed for RF oscillator service.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
-
Base pins
-
Nominal heater
7.5 V / 107 A

Description

Three-electrode industrial oscillator tube with a forced-air-cooled anode capable of 10 kW continuous-commercial-service dissipation and a 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
7.5 V
Nominal heater current
107 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
19.5
Max plate voltage
15000 V
Max plate dissipation
10000 W

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

  • r

    6601 W

    r-6601 POWER

  • oscillator. The anode is capable of dissipating

    10

    oscillator. The anode is capable of dissipating 10 kilowatts during

  • Filament Voltage T

    5 V

    Filament Voltage T.5 volts

  • Filament Current

    107 A

    Filament Current 107 amperes

  • Filament Starting Current

    300 A

    Filament Starting Current 300 max., amperes

  • Filament Cold Resistance

    1

    Filament Cold Resistance .01 ohms

  • Filament Hesting Time

    15

    Filament Hesting Time 15 seconds min.

  • Grid-Plate

    27

    Grid-Plate 27 uuf

  • Grid-Frilament

    25

    Grid-Frilament 25 puf

  • Plate-Filament

    1.25

    Plate-Filament 1.25 puf

  • and to continue for

    3 W

    and to continue for 3 minutes after removal of filament power,

  • Radiator Temperature

    200

    Radiator Temperature 200 max, °C

  • Glass Temperature (at hottest part), Note [1]

    1

    Glass Temperature (at hottest part), Note 1 180 mx. °C

  • Glass Temperature (at hottest part), Note [2]

    180

    Glass Temperature (at hottest part), Note 1 180 mx. °C

  • POWER

    -2 W

    POWER -2-

  • D-C Plate Voltage

    15000 V

    D-C Plate Voltage 15,000 max. volts

  • D-C Grid Voltage

    -1800 V

    D-C Grid Voltage -1800 max. volts

  • D-C Plate Current

    3.5 A

    D-C Plate Current 3.5 max. amperes

  • Plate Input

    40

    Plate Input 40 max. kilowatts

  • Plate Dissipation

    10 W

    Plate Dissipation 10 max. kilowatts

  • D-C Plate Voltage

    12500 V

    D-C Plate Voltage 12,500 volts

  • D-C Grid Voltage

    -1200 V

    D-C Grid Voltage -1200 volts

  • Peak R~F Grid Voltage

    2000 V

    Peak R~F Grid Voltage 2000 volts

  • D-C Plate Current

    3 A

    D-C Plate Current 3.0 amperes

  • D~C Grid Current, approximate

    43 A

    D~C Grid Current, approximate 43 amperes

  • Driving Power, approximate

    850 W

    Driving Power, approximate 850 watts

  • Power Output, approximate

    28 W

    Power Output, approximate 28 kilowatts

  • I'

    -6801 W

    I'-6801 POWER TRIODE

Data set 02

1962 ITT Industrial and Transmitting Tubes

Published operating points and test conditions from this source.

SECTION 1

Triode

Characteristics

  • GridPlateCapacitance

    27 pF

  • GridFilamentCapacitance

    25 pF

  • PlateFilamentCapacitance

    1.25 pF

  • FilamentStartingCurrent

    300 A

  • FilamentColdResistance

    0.01 ohm

  • FilamentHeatingTime

    15 s

Other

  • Maximum DC Grid Voltage

    -1000 V

    ClassC

  • Maximum DC Plate Current

    3.5 A

    ClassC

  • Maximum DC Grid Current

    500 mA

    ClassC

  • Maximum Plate Input

    40 kW

    ClassC

  • Typical Power Output

    28 kW

    ClassC