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6AR6

High-current beam-power amplifier intended for power-output service, with published Class-A operating conditions and substantial cathode-current capability.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 1
Base: 6BQ
Socket code: IO
Base pins: 8
Nominal heater: 6.3 V / 1.2 A

Description

6AR6 is described in the supplied Tung-Sol datasheet as a high-current beam-power amplifier. Published maximum ratings and core section characteristics were extracted into the technical tables.

Socket description

International Octal

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base: 6BQ
Socket code: IO
Base pins: 8
Nominal heater voltage: 6.3 V
Nominal heater current: 1.2 A
Parallel heater voltage: -
Parallel heater current: -
Series capable: No

6BQ - 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

Beam Power

X-ray radiationInterelectrode capacitances

Plate resistance: 21000 Ω
Transconductance: 0.0054 S
Max plate voltage: 565 V
Max screen voltage: 300 V
Max plate dissipation: 19 W
Max screen dissipation: 3.2 W
Max cathode current: 115 mA

Promoted from the printed maximum-rating/characteristic columns; operating points 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

195X General Electric Essential Characteristics

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Other

Plate voltage
300 V
ClassA
Control-grid voltage
-36 V
ClassA
Plate current
58 mA
ClassA
Screen current
4 mA
ClassA

Data set 02

195X Raytheon Special Purpose Tubes

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Other

Control-grid voltage
-22.5 V
PowerAmplifier
Plate voltage
250 V
PowerAmplifier
Screen voltage
250 V
PowerAmplifier
Plate current
75 mA
PowerAmplifier
Screen current
5 mA
PowerAmplifier

Characteristic

Plate resistance
21000 Ω
Section1
Transconductance
5400 µS
Section1

Data set 03

1961 Tung Sol

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Other

Heater voltage
6.3 V
Heater current
1.2 A
Plate voltage
250 V
ClassA1
Grid 2 voltage
250 V
ClassA1

Data set 04

1966 Tung Sol Electronic Tubes 1 of 4

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Characteristic

Heater voltage
6.3 V
Published table
Heater current
1.2 A
Published table
Plate resistance
21000 ohm
Published table
Transconductance
5400 µS
Published table

Other

Plate voltage
250 V
BeamPower
Screen voltage
250 V
BeamPower
Plate current
90 mA
BeamPower
Screen current
5 mA
BeamPower