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

TBW614

Transmitting power triode intended for RF amplification, oscillator, modulation, or industrial generator service. Manufacturer documentation emphasizes professional radio-frequency operation and substantial power handling.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
-
Base pins
-
Nominal heater
6.3 V / 130 A

Description

TBW614 is a Philips water-cooled industrial RF-generator transmitting triode. Its datasheet specifies direct-filament operation, RF power ratings, cooling requirements, capacitances and representative operating conditions.

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
6.3 V
Nominal heater current
130 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
0.023 S
Amplification factor
17.5
Max plate voltage
8000 V
Max plate dissipation
12000 W
Max cathode current
4 A

Published filament data, capacitances, typical characteristics, limiting values and RF operating conditions reviewed.

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

1963 Philips Electron Tubes Handbook V4

Published operating points and test conditions from this source.

SECTION 1

Triode

Characteristic

  • Filament voltage

    6.3 V

    DirectlyHeated

  • Filament current

    130 A

    DirectlyHeated

  • Amplification factor

    17.5

    Published

  • Transconductance

    23000 µS

    Published

Other

  • Maximum plate voltage

    8000 V

    Published limit

  • Maximum plate dissipation

    12000 W

    Published limit

  • Maximum plate/cathode current

    4 A

    Published limit

  • Maximum starting filament current

    400 A

    FilamentStarting

  • Plate voltage

    6000 V

    IndustrialRF

  • Plate current

    3.3 A

    IndustrialRF

  • Plate input power

    19.8 kW

    IndustrialRF

  • Power output

    14.3 kW

    IndustrialRF

Capacitance

  • Plate-to-cathode capacitance

    1.2 pF

    Published

  • Grid capacitance

    44.5 pF

    Published

  • Grid-to-plate capacitance

    33.5 pF

    Published

Data set 02

1999 Philips E-Z

Published operating points and test conditions from this source.

SECTION 1

Triode

Characteristics

  • Heater/filament voltage

    6.3 V

  • Heater/filament current

    136 A

  • Transconductance

    23000 uS

  • Amplification factor

    17.5

Other

  • Maximum plate voltage

    7000 V

  • Maximum plate dissipation

    15000 W

  • Maximum cathode current

    3 A

  • Operating plate voltage

    7000 V

    IndustrialClassC;30MHz

  • Operating plate current

    3 A

    IndustrialClassC;30MHz

  • Output power

    17700 W

    IndustrialClassC;30MHz

Capacitance

  • Plate/anode capacitance

    1.2 pF

  • Grid capacitance

    44.5 pF

  • Plate-grid capacitance

    33.5 pF