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Power - Triode ·Triode-Triode

6N7GTG

Dual power triode designed for push-pull Class B audio service. Two matched sections share one envelope and provide moderate transconductance and plate dissipation, with published operating data showing roughly 10 W output.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
2
Base
-
Socket code
IO
Base pins
8
Nominal heater
6.3 V / 800 mA

Description

The 6N7GTG is a DualTriode intended for push-pull Class B audio service. Published ratings, characteristics and typical operating data from the supplied datasheet were captured.

Socket description

International Octal

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
-
Socket code
IO
Base pins
8
Nominal heater voltage
6.3 V
Nominal heater current
800 mA
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

2 physical sections, each with unique specifications.

Section 1

Triode

X-ray radiationInterelectrode capacitances
Plate resistance
11000 Ω
Transconductance
0.0032 S
Amplification factor
35
Max plate voltage
300 V
Max plate dissipation
5.5 W

Representative identical section.

Section 2

Triode

X-ray radiationInterelectrode capacitances
Plate resistance
11000 Ω
Transconductance
0.0032 S
Amplification factor
35
Max plate voltage
300 V
Max plate dissipation
5.5 W

Second identical physical triode section; added to align physical rows with SectionCount.

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

1966 Tung Sol Electronic Tubes 2 of 4

Published operating points and test conditions from this source.

SECTION 1

Triode

Other

  • Plate voltage

    250 V

    ClassA

  • Power_output

    10 W

    PushPull,TwoTubes,ClassB

Characteristic

  • Transconductance

    3200 uS

    ClassA

  • Plate resistance

    11000 ohm

    ClassA

  • Amplification factor

    35

    ClassA

Capacitance

  • Input capacitance

    3 pF

    Section1

  • Output capacitance

    3 pF

    Section1