846

Water-cooled high-power transmitting triode for RF power-amplifier and oscillator service. Approximately 2.5 kW plate dissipation and multi-kilovolt capability provide substantial communications and broadcast transmitter power.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 1
Base: -
Socket code: -
Base pins: -
Nominal heater: 11 V / 51 A

Description

Water-cooled high-power triode for RF power-amplifier and oscillator 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: 11 V
Nominal heater current: 51 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: 0.0028 S
Amplification factor: 40
Max plate voltage: 7500 V
Max plate dissipation: 2500 W
Max cathode current: 500 mA

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

Grid To Plate Capacitance
9 pF
Published direct interelectrode capacitance
Grid To Filament Capacitance
6.5 pF
Published direct interelectrode capacitance