Skip to main content
Tube Tinker — Electron Tube Database
Alternatives & variationsDownload PDF datasheet

Power - TV Horizontal Output (sweep) ·BeamPower

6LB6

Duodecar beam-power tube designed for horizontal-deflection amplification in color and black-and-white television receivers.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
12GJ
Socket code
B12C
Base pins
12
Nominal heater
6.3 V / 2.25 A

Description

Duodecar beam power tube used as a horizontal-deflection amplifier in color and black-and-white television receivers.

Socket description

Duodecar 12-contact

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
12GJ
Socket code
B12C
Base pins
12
Nominal heater voltage
6.3 V
Nominal heater current
2.25 A
Parallel heater voltage
-
Parallel heater current
-
Series capable
No

12GJ - 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
6600 Ω
Transconductance
0.0134 S
Amplification factor
4
Max plate voltage
990 V
Max screen voltage
200 V
Max plate dissipation
30 W
Max screen dissipation
5 W
Max cathode current
315 mA

Representative electrical section from supplied RCA data sheet.

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

1968 General Electric Co

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Other

  • Maximum Plate Voltage

    990 V

  • Maximum Screen Voltage

    200 V

  • Maximum Plate Dissipation

    30 W

  • Maximum Screen Dissipation

    5 W

  • Maximum Cathode Current

    315 mA

  • Peak Positive Pulse Plate Voltage

    7000 V

Characteristic

  • Plate Resistance

    6600 ohm

  • Transconductance

    13400 uS

  • Amplification Factor

    4

Data set 02

1971 RCA HB3 Binder 5 of 7

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Other

  • Heater voltage nominal

    6.3 V

  • Heater current

    2.25 A

  • DC Plate Supply Voltage h Ebb

    990 V

    Published source row

  • Peak Positive-pulse plate Voltage

    7000 V

    Published source row

  • Peak Negative-Pulse Plate Voltage -e bm

    100 V

    Published source row

  • DC Grid-No

    3 V

    Published source row

  • DC Grid-No (value 2)

    0 V

    Published source row

  • DC Grid-No

    2 V

    Published source row

  • DC Grid-No (value 2)

    200 V

    Published source row

  • (Control-Grid) Voltage

    300 V

    Published source row

  • Heater Voltage, ac or do Eh

    5.7 V

    Published source row

  • Heater Voltage, ac or do Eh (value 2)

    6.9 V

    Published source row

  • Grid-No

    2 W

    Published source row

  • Grid-No (value 2)

    5 W

    Published source row

  • Plate Dissipationn Pb

    30 W

    Published source row

  • Grid-No.l-Circuit Resistance R gl

    1.2

    Published source row

  • Grid-No.l-Circuit Resistance Rgl

    10

    Published source row

  • Grid-No

    3

    Published source row

  • Grid-No (value 2)

    0

    Published source row

  • current issue of EIA Standard RS

    191

    Published source row

  • With grid No

    3

    Published source row

  • With grid No (value 2)

    2

    Published source row

  • Published electrical value

    8

    Published source row

  • Published electrical value (value 2)

    239

    Published source row

Characteristics

  • /'\ Heater Voltage, ac or dc. Eh

    6.3 V

    Published source row

  • Heater Current Ih

    2.25 A

    Published source row

  • Plate Resistance (approx.) rp —

    6600

    Published source row

  • Transconductance gm — — —

    13400

    Published source row

  • DC Grid-No

    2 mA

    Published source row

  • DC Grid-No (value 2)

    110 mA

    Published source row

  • DC Grid-No (value 3)

    46 mA

    Published source row

  • Heater Voltage Eh

    6.3 V

    Published source row

  • Plate Voltage s ebm

    5000 V

    Published source row

  • DC Plate Voltage Eb —

    45 V

    Published source row

  • DC Plate Voltage Eb — (value 2)

    50 V

    Published source row

  • DC Plate Voltage Eb — (value 3)

    150 V

    Published source row

  • DC Grid-No

    2 V

    Published source row

  • DC Grid-No (value 2)

    110 V

    Published source row

  • DC Grid-No (value 3)

    160 V

    Published source row

  • DC Grid-No.l Voltage Ec1 —

    0 V

    Published source row

  • DC Grid-No.l Voltage Ec1 — (value 2)

    -20 V

    Published source row

Data set 03

1975 RCA RC30

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Other

  • Heater Voltage

    6.3 V

    Nominal

  • Heater Current

    2.25 A

    Nominal

  • Peak Positive-Pulse Plate Voltage

    7000 V

    HorizontalDeflection

  • Peak Negative-Pulse Plate Voltage

    100 V

    HorizontalDeflection

  • Average Cathode Current

    315 mA

    HorizontalDeflection

  • Peak Cathode Current

    1100 mA

    HorizontalDeflection

  • Plate Voltage

    150 V

    ClassA;PentodeConnection

  • Screen Voltage

    110 V

    ClassA;PentodeConnection

  • Control Grid Voltage

    -20 V

    ClassA;PentodeConnection

  • Plate Current

    105 mA

    ClassA;PentodeConnection

  • Screen Current

    2 mA

    ClassA;PentodeConnection

Capacitance

  • Grid No.1-to-Plate Capacitance

    0.44 pF

  • Grid No.1 Input Capacitance

    33 pF

  • Plate Output Capacitance

    18 pF