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Diode (NOT rectifier) ·Diode-Diode-Diode

6BC7

Triple independent high-perveance diode, including two balanced sections, designed for FM, AM, and television detector circuits.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
3
Base
9R
Socket code
B9A
Base pins
9
Nominal heater
6.3 V / 450 mA

Description

Triple independent high-perveance diode, with two balanced sections, for FM/AM and television detector circuits.

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
9R
Socket code
B9A
Base pins
9
Nominal heater voltage
6.3 V
Nominal heater current
450 mA
Parallel heater voltage
-
Parallel heater current
-
Series capable
No

9R - Terminal pinout

Electrical assignments shared by every tube using this base designation.

No verified pinout is recorded for this base designation.

Section ratings

3 physical sections, each with unique specifications.

Section 1

Diode

X-ray radiationInterelectrode capacitances
Max plate voltage
330 V
Max cathode current
12 mA
Rectifier peak inverse voltage
330 V
Rectifier nominal output current
12 mA
Rectifier peak forward current
54 mA
Rectifier max heater-cathode voltage
200 V

Published promoted fields populated semantically; identical repeated sections compressed where applicable.

Section 2

Diode

X-ray radiationInterelectrode capacitances

No fixed ratings are recorded for this section.

Physical diode section added during approved section-structure reconciliation.

Section 3

Diode

X-ray radiationInterelectrode capacitances

No fixed ratings are recorded for this section.

Physical diode section added during approved section-structure reconciliation.

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

1950 Sylvania

Published operating points and test conditions from this source.

SECTION 1

Diode

Characteristic

  • Heater Voltage . 6.3 Volts 18

    6.3 V

    Heater Voltage . 6.3 Volts 18

  • Heater Current . . . 450 Ma .

    450 mA

    Heater Current . . . 450 Ma .

  • Plate Current at Ey == 5 Volts

    5 V

    Plate Current at Ey == 5 Volts

  • Plate Current at Ep, == 0 Volts

    0 V

    Plate Current at Ep, == 0 Volts

  • Plate Current Ratio at Ky, == 5 Volts

    5 V

    Plate Current Ratio at Ky, == 5 Volts

Other

  • Peak Inverse Plate Voltage . . 330 Volts Max.

    330 V

    Peak Inverse Plate Voltage . . 330 Volts Max.

  • D C Output Current . 12 Ma Max.

    12 mA

    D C Output Current . 12 Ma Max.

  • Peak Plate Current 5S4 Ma Max.

    4 mA

    Peak Plate Current 5S4 Ma Max.

Data set 02

195X General Electric Essential Characteristics

Published operating points and test conditions from this source.

SECTION 1

Diode

Other

  • Maximum DC output current per plate

    12 mA

    HalfWaveRectifier

Characteristics

  • Average diode current

    35 mA

    At +5 V DC

Data set 03

1961 Tung Sol

Published operating points and test conditions from this source.

SECTION 1

Diode

Other

  • Average Diode Current

    4 mA

    EachDiode

Data set 04

1966 Tung Sol Electronic Tubes 1 of 4

Published operating points and test conditions from this source.

SECTION 1

Diode

Other

  • Application

    Independent detector diode; two sections balanced for balanced detection

    EachSection

  • Peak heater-cathode voltage maximum

    200 V

    EachSection

  • Detector service

    FM/AM detection and television detector arrangements

    EachSection

Data set 05

1971 RCA HB3 Binder 4 of 7

Published operating points and test conditions from this source.

SECTION 1

Diode

Other

  • Voltage ac or do

    6.3 V

  • Current

    450 mA

  • PEAK INVERSE PLATE VOLTAGE max

    330 V

  • PEAK PLATE CURRENT° max,

    54 mA

  • DC OUTPUT CURRENT max

    12 mA

  • Heater negative with respect to cathode max

    200 V

  • Heater positive with respect to cathode max

    200 V

Capacitance

  • Heater, and Internal Shield

    3.5 pF

  • Heater, and Internal Shield

    5.5 pF

Characteristics

  • Heater Current

    450 mA

    PublishedColumn1

  • Heater Current

    490 mA

    PublishedColumn2

  • per plate is

    560 ohm

  • (Each Unit)

    35 mA

    PublishedColumn1

  • (Each Unit)

    65 mA

    PublishedColumn2

  • with

    6.3 V

  • x ote : with plate voltage of

    1 V

    PublishedColumn1

  • x ote : with plate voltage of

    0 V

    PublishedColumn2

  • Note : Witty plate voltage of

    3 V

    PublishedColumn1

  • Note : Witty plate voltage of

    5 V

    PublishedColumn2