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Voltage - Triode (single high frequency) ·Triode

6BN4

Medium-mu triode designed for VHF television-tuner RF amplification, providing front-end signal gain in television receiving equipment.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
B7G
Base pins
7
Nominal heater
6.3 V / 200 mA

Description

Medium-mu triode for VHF television-tuner RF amplification.

Socket description

Miniature 7-contact

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
-
Socket code
B7G
Base pins
7
Nominal heater voltage
6.3 V
Nominal heater current
200 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

1 physical section, each with unique specifications.

Section 1

Triode

X-ray radiationInterelectrode capacitances
Plate resistance
6300 Ω
Transconductance
0.0068 S
Amplification factor
43
Max plate voltage
275 V
Max plate dissipation
2.2 W
Max cathode current
22 mA

Medium-mu triode for VHF television-tuner RF amplification.

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

1961 Tung Sol

Published operating points and test conditions from this source.

SECTION 1

Triode

Other

  • Plate Voltage

    150 V

    ClassA

Characteristic

  • Plate Current

    9 mA

    ClassA

  • TransconductancePublished

    6800 uS

    ClassA

Data set 02

1966 Tung Sol Electronic Tubes 1 of 4

Published operating points and test conditions from this source.

SECTION 1

Triode

Capacitance

  • Grid-to-plate capacitance

    1.2 pF

  • Input capacitance

    3.2 pF

  • Output capacitance

    1.4 pF

  • Heater-to-cathode capacitance

    2.8 pF

Other

  • Plate voltage

    150 V

    ClassA; VHF

  • Plate current

    9 mA

    ClassA; VHF

Characteristic

  • Amplification factor

    43

  • Plate resistance

    6.3 kOhm

  • Transconductance

    6400 uS

Data set 03

1968 General Electric Co

Published operating points and test conditions from this source.

SECTION 1

Triode

Other

  • Typical Plate Voltage

    150 V

    ClassA

  • Typical Plate Current

    9 mA

    ClassA