F6005

Naturally cooled thoriated-tungsten power triode for RF and audio transmitter stages. Approximately 1.5 kW plate dissipation and multi-kilovolt capability support several kilowatts of Class C RF output with useful service into VHF.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 1
Base: -
Socket code: -
Base pins: -
Nominal heater: 7.5 V / 36 A

Description

Naturally cooled thoriated-tungsten RF and audio power triode for transmitter power stages, usable to about 60 MHz.

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: 36 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: 0.0125 S
Amplification factor: 17.5
Max plate voltage: 5000 V
Max plate dissipation: 1500 W

Published promoted ratings/characteristics retained where readable; additional values are in TUBE_SECTION_PARAMETER.

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

1958 Compagnie General

Published operating points and test conditions from this source.

SECTION 1

Triode

Characteristics

Cold filament resistance
0.026 Ohm

Other

Maximum frequency
60 MHz
Plate voltage
4000 V
ClassC;RFAmplifier
RF output power
6 kW
ClassC;RFAmplifier

Capacitance

Grid-to-plate capacitance
18 pF
Input capacitance
23 pF
Output capacitance
1.1 pF