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Rectifier - Damper Diode ·Rectifier

6BE3

Duodecar half-wave vacuum rectifier designed as a damper tube in color and monochrome television horizontal-deflection circuits.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
12BL
Socket code
B9A
Base pins
12
Nominal heater
6.3 V / 1.2 A

Description

Duodecar half-wave vacuum rectifier used as a damper tube in horizontal-deflection circuits of color and black-and-white television receivers.

Socket description

Small-button Noval 9-contact

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
12BL
Socket code
B9A
Base pins
12
Nominal heater voltage
6.3 V
Nominal heater current
1.2 A
Parallel heater voltage
-
Parallel heater current
-
Series capable
No

12BL - 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

Rectifier

X-ray radiationInterelectrode capacitances
Max plate dissipation
6.5 W
Rectifier peak inverse voltage
5000 V
Rectifier nominal output current
200 mA
Rectifier peak forward current
1.2 A
Rectifier forward voltage drop
25 V
Rectifier max heater-cathode voltage
5000 V
Rectifier warm-up time
11 s

Damper-diode PIV/current ratings are preserved as parameters rather than rectifier-specific promoted fields.

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

1965 Sylvania Electronic Tubes Vol3

Published operating points and test conditions from this source.

SECTION 1

Rectifier

Characteristics

  • Heater voltage

    6.3 V

  • Heater current

    1.2 A

  • Forward voltage drop

    25 V

    At specified plate current

Other

  • Peak inverse voltage

    5000 V

  • Peak plate current

    1200 mA

  • DC plate current

    200 mA

  • Plate dissipation

    6.5 W

  • Heater negative to cathode total DC plus peak

    5000 V

  • Heater positive to cathode total DC plus peak

    300 V

Data set 02

1966 Tung Sol Electronic Tubes 1 of 4

Published operating points and test conditions from this source.

SECTION 1

Rectifier

Other

  • Peak inverse plate voltage maximum

    5000 V

    TVDamper

  • Plate dissipation maximum

    6.5 W

    TVDamper

  • Steady-state peak plate current maximum

    1200 mA

    TVDamper

  • DC output current maximum

    200 mA

    TVDamper

  • Application

    Horizontal-deflection damping diode in television receivers

    Section1

Characteristic

  • Tube voltage drop

    25 V

    SpecifiedPlateCurrent

Data set 03

1968 General Electric Co

Published operating points and test conditions from this source.

SECTION 1

Rectifier

Other

  • Peak Inverse Plate Voltage

    5000 V

  • Steady State Peak Plate Current

    1.2 A

  • DC Output Current

    200 mA

  • HeaterCathodeVoltageHeaterPositiveDC

    100 V

  • HeaterCathodeVoltageHeaterPositiveTotalDCPeak

    300 V

  • HeaterCathodeVoltageHeaterNegativeDC

    900 V

  • HeaterCathodeVoltageHeaterNegativeTotalDCPeak

    5000 V

Characteristic

  • Tube Voltage Drop

    25 V

    PlateCurrent=350mA

Capacitance

  • Cathode To Plate And Heater Capacitance

    10 pF

  • Plate To Cathode And Heater Capacitance

    8 pF

  • Heater To Cathode Capacitance

    34 pF

Data set 04

1971 RCA HB3 Binder 4 of 7

Published operating points and test conditions from this source.

SECTION 1

Rectifier

Characteristics

  • Voltage (AC or DC) t

    6.3 V

    PublishedColumn1

  • Voltage (AC or DC) t

    0.6 V

    PublishedColumn2

  • Heater negative with respect to cathodee b max

    5000 V

  • Heater positive with respect to cathode. c max

    300 V

  • The do component must not exceed

    900 V

  • The tic component must not exceed

    100 V

Capacitance

  • P to (K, H)

    10 pF

  • K to (P, H)

    8 pF

  • H to K

    3.4 pF

Other

  • Peak Inverse Plate Voltages max

    5000 V

  • Peak Plate Current max

    1200 mA

  • DC Plate Current max

    200 mA

  • Plate Dissipation max

    6.5 W

Data set 05

1975 RCA RC30

Published operating points and test conditions from this source.

SECTION 1

Rectifier

Other

  • Heater Voltage (ac/dc) «.3 12.6

    16.8 V

    Published in approved 6BZ3 target datasheet entry; Section1

  • Heater Current 1.2 0.6

    460 mA

    Published in approved 6BZ3 target datasheet entry; Section1

  • Heater Warm-up Time (Average) — 11

    11 seconds

    Published in approved 6BZ3 target datasheet entry; Section1

  • Peak Inverse Plate Voltage*

    5000 V

    Published in approved 6BZ3 target datasheet entry; Section1

  • Peak Plate Current

    1200 mA

    Published in approved 6BZ3 target datasheet entry; Section1

  • Average Plate Current

    200 mA

    Published in approved 6BZ3 target datasheet entry; Section1

  • Plate Dissipation

    6.6 W

    Published in approved 6BZ3 target datasheet entry; Section1

  • Peak value +300

    -5000 V

    Published in approved 6BZ3 target datasheet entry; Section1

  • Average value +100

    -900 V

    Published in approved 6BZ3 target datasheet entry; Section1

  • Tube Voltage Drop for dc plate current of

    350 mA

    Published in approved 6BZ3 target datasheet entry; Section1

  • Tube Voltage Drop for dc plate current of 350 mA

    26 V

    Published in approved 6BZ3 target datasheet entry; Section1

Capacitance

  • Plate to Cathode, and Heater

    10 pF

    Published in approved 6BZ3 target datasheet entry; Section1

  • Cathode to Heater, and Plate

    8 pF

    Published in approved 6BZ3 target datasheet entry; Section1

  • Heater to Cathode

    3.4 pF

    Published in approved 6BZ3 target datasheet entry; Section1