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

8268

Water-cooled directly heated industrial transmitting triode intended for RF-heating generators.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
-
Base pins
-
Nominal heater
12.6 V / 33 A

Description

Water-cooled directly heated industrial transmitting triode intended for RF-heating generators.

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
12.6 V
Nominal heater current
33 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
Transconductance
0.012 S
Amplification factor
24
Max plate voltage
8000 V
Max plate dissipation
6000 W
Max cathode current
1.8 A

Promoted ratings and characteristics mapped from source tables.

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

1953 Amperex

Published operating points and test conditions from this source.

SECTION 1

Triode

Capacitance

  • Plate To Grid Capacitance

    7.9 pF

    Published direct interelectrode capacitance

  • Grid To Filament Capacitance

    14.2 pF

    Published direct interelectrode capacitance

Data set 02

1963 Amperex Condensed

Published operating points and test conditions from this source.

SECTION 1

Triode

Other

  • Plate voltage

    7200 V

    RFHeatingGenerator

  • Plate current

    1.5 A

    RFHeatingGenerator

  • Power output

    7500 W

    RFHeatingGenerator

  • Control-grid voltage

    -1250 V

    RFHeatingGenerator

  • Grid current

    30 mA

    RFHeatingGenerator

  • Maximum frequency at full input

    90 MHz

    RFHeatingGenerator

Capacitance

  • Grid-to-plate capacitance

    7.9 pF

    Section1

  • Grid-to-filament capacitance

    14.2 pF

    Section1

  • Plate-to-filament capacitance

    1 pF

    Section1