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7413

Very-high-power directly heated triode with an exceptionally heavy filament; available source material does not establish a narrower application confidently.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 1
Base: -
Socket code: -
Base pins: -
Nominal heater: 12 V / 309 A

Description

Immersion-cooled hard-tube pulse modulator designed for multi-megawatt peak pulse-power service.

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 V
Nominal heater current: 309 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: 21
Max plate dissipation: 50000 W
Max cathode current: 150 A

Published ratings and characteristics promoted where clearly applicable; additional source values retained as section parameters.

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

1947 Westinghouse

Published operating points and test conditions from this source.

SECTION 1

Triode

Characteristics

Heater or filament voltage
12 V
Published nominal/representative value
Heater or filament current
309 A
Published nominal/representative value
Amplification factor
21
Published

Other

Maximum plate dissipation
50000 W
Published
Peak pulse power
8 MW
Source headline rating
Peak pulse plate current
150 A
Published
Oil-cooled plate dissipation
14 kW
Published
Water-cooled plate dissipation
50 kW
Published