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Power - TV Horizontal Output (sweep) ·BeamPower

6JN6

Duodecar beam-power tube designed for television horizontal-deflection amplification, with reduced grid-to-plate capacitance relative to 6JM6.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
E12-74
Socket code
B12C
Base pins
12
Nominal heater
6.3 V / 1.2 A

Description

Duodecar beam-power tube used as a horizontal-deflection amplifier; it is electrically related to 6JM6 with slightly lower grid-to-plate capacitance.

Socket description

Duodecar 12-contact

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
E12-74
Socket code
B12C
Base pins
12
Nominal heater voltage
6.3 V
Nominal heater current
1.2 A
Parallel heater voltage
-
Parallel heater current
-
Series capable
No

E12-74 - 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
18000 Ω
Transconductance
0.0073 S
Amplification factor
4.4
Max plate voltage
770 V
Max screen voltage
220 V
Max plate dissipation
17.5 W
Max screen dissipation
3.5 W
Max cathode current
175 mA
Rectifier warm-up time
11 s

Horizontal-deflection output section.

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

Beam Power

Other

  • Peak Positive Pulse Plate Voltage

    6500 V

    HorizontalDeflection

  • Peak Negative Pulse Plate Voltage

    1500 V

    HorizontalDeflection

  • Peak Cathode Current

    550 mA

    HorizontalDeflection

  • Plate Voltage

    250 V

    Typical operation

  • Screen Voltage

    150 V

    Typical operation

Characteristic

  • Plate Current

    65 mA

    Typical operation

  • Screen Current

    1.8 mA

    Typical operation

Data set 02

1965 Sylvania Electronic Tubes Vol3

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Capacitance

  • Grid-to-plate capacitance

    0.34 pF

  • Input capacitance

    16 pF

  • Output capacitance

    1.7 pF

Other

  • Peak positive plate voltage

    6500 V

    Pulse

  • Peak negative pulse plate voltage

    1500 V

    Pulse

  • Positive DC beam-plate voltage

    70 V

  • Peak cathode current

    550 mA

Characteristics

  • Plate voltage

    250 V

  • Control-grid voltage

    -22.5 V

  • Transconductance

    7300 uS

  • Plate resistance

    18000 Ohm

  • Triode amplification factor

    4.4 ratio

    TriodeConnection

Data set 03

1965 Westinghouse Data Book

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Characteristics

  • Heater Voltage

    6.3 V

  • Heater Current

    1.2 A

  • Plate Voltage

    250 V

    PentodeOperation

  • Screen Voltage

    150 V

    PentodeOperation

  • Grid Voltage

    -22.5 V

    PentodeOperation

  • Plate Current

    65 mA

    PentodeOperation

  • Transconductance

    7300 uS

    PentodeOperation

  • Plate Resistance

    18000 ohm

    PentodeOperation

Other

  • Maximum DC Plate Supply Voltage

    770 V

    HorizontalDeflection

  • Maximum Peak Positive Plate Voltage

    6500 V

    Pulse

  • Maximum Peak Negative Plate Voltage

    1500 V

    Pulse

  • Maximum Plate Dissipation

    17.5 W

  • Maximum Screen Voltage

    220 V

  • Maximum Screen Dissipation

    3.5 W

  • Maximum Average Cathode Current

    175 mA

  • Maximum Peak Cathode Current

    550 mA

Data set 04

1966 Tung Sol Electronic Tubes 2 of 4

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Other

  • Peak positive pulse plate voltage

    6500 V

    HorizontalDeflection

  • Peak negative pulse plate voltage

    1500 V

    HorizontalDeflection

  • Peak cathode current

    550 mA

    HorizontalDeflection

  • Plate voltage

    250 V

    HorizontalDeflection

  • Grid 2 voltage

    150 V

    HorizontalDeflection

  • Grid 1 voltage

    -22.5 V

    HorizontalDeflection

  • Plate current

    65 mA

    HorizontalDeflection

Data set 05

1968 General Electric Co

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Other

  • Peak Positive Pulse Plate Voltage

    6500 V

    HorizontalDeflection

Capacitance

  • Input Capacitance

    16 pF

  • Output Capacitance

    7 pF

Data set 06

1975 RCA RC30

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Other

  • # Pulse duration must not exceed 15% of a horizontal scanning cycle (

    10 microseconds

    Published in approved 17JN6 target datasheet entry; Section1

  • Heater Voltage (ac/dc) 6.3 12.6

    16.8 V

    Published in approved 17JN6 target datasheet entry; Section1

  • Heater Current 1.2 0.6

    450 mA

    Published in approved 17JN6 target datasheet entry; Section1

  • Heater Warm-up Time (Average) 11

    11 seconds

    Published in approved 17JN6 target datasheet entry; Section1

  • Heater Voltage (ac/dc) 6.3

    18.9 V

    Published in approved 17JN6 target datasheet entry; Section1

  • Heater Current 0.45

    150 mA

    Published in approved 17JN6 target datasheet entry; Section1

  • Heater Warm-up Time (Average)

    11 seconds

    Published in approved 17JN6 target datasheet entry; Section1

  • Plate Voltage 300

    300 V

    Published in approved 17JN6 target datasheet entry; Section1

Capacitance

  • Grid No.l to Plate

    0.34 pF

    Published in approved 17JN6 target datasheet entry; Section1

  • Grid No.l to Cathode, Heater, Grid No.2, and Grid No.3

    16 pF

    Published in approved 17JN6 target datasheet entry; Section1

  • Plate to Cathode, Heater, Grid No.2, and Grid No.3

    7 pF

    Published in approved 17JN6 target datasheet entry; Section1

  • Grid No.l to Plate

    0.01 pF

    Published in approved 17JN6 target datasheet entry; Section1

  • Shield

    5.5 pF

    Published in approved 17JN6 target datasheet entry; Section1

  • Shield

    3.4 pF

    Published in approved 17JN6 target datasheet entry; Section1

  • Grid to Plate

    1.7 pF

    Published in approved 17JN6 target datasheet entry; Section1

  • and Internal Shield

    3.2 pF

    Published in approved 17JN6 target datasheet entry; Section1

  • and Internal Shield

    2.2 pF

    Published in approved 17JN6 target datasheet entry; Section1