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Voltage Dual Pentode ·Pentode-Pentode

6Y9

Dissimilar dual pentode for television receivers, combining video-output amplification with a second section usable for sound IF, AGC, or sync separation.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
2
Base
-
Socket code
-
Base pins
10
Nominal heater
6.3 V / 800 mA

Description

Dissimilar dual pentode used in television receivers, with one unit for video output and the other for sound IF, AGC, or sync-separator service.

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
-
Socket code
-
Base pins
10
Nominal heater voltage
6.3 V
Nominal heater current
800 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

2 physical sections, each with unique specifications.

Section 1

Pentode

X-ray radiationInterelectrode capacitances
Plate resistance
40000 Ω
Max plate voltage
550 V
Max screen voltage
550 V
Max cathode current
60 mA

Promoted from published ratings/characteristics where directly applicable; additional published values retained in TUBE_SECTION_PARAMETER.

Section 2

Pentode

X-ray radiationInterelectrode capacitances
Plate resistance
160000 Ω
Max plate voltage
550 V
Max screen voltage
550 V
Max cathode current
15 mA

Promoted from published ratings/characteristics where directly applicable; additional published values retained in TUBE_SECTION_PARAMETER.

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

1975 RCA RC30

Published operating points and test conditions from this source.

SECTION 1

Pentode

Other

  • For cathode-bias operation

    0.5 MΩ

    Published in approved EFL200 target datasheet entry; Section1

  • Heater Voltage 6.3

    16.5 V

    Published in approved EFL200 target datasheet entry; Section1

  • Heater Current 0.8

    300 mA

    Published in approved EFL200 target datasheet entry; Section1

  • Peak Heater-Cathode Voltage ±200

    200 V

    Published in approved EFL200 target datasheet entry; Section1

  • Grid-No.2 Voltage 250

    250 V

    Published in approved EFL200 target datasheet entry; Section1

  • Cathode Current 60

    15 mA

    Published in approved EFL200 target datasheet entry; Section1

  • Plate Dissipation 5

    1.5 W

    Published in approved EFL200 target datasheet entry; Section1

  • Plate Voltage 170

    150 V

    Published in approved EFL200 target datasheet entry; Section1

  • Grid-No.2 Voltage 170

    150 V

    Published in approved EFL200 target datasheet entry; Section1

  • Internal Resistance 40

    160 kΩ

    Published in approved EFL200 target datasheet entry; Section1

  • Transconductance 21000

    8500 µS

    Published in approved EFL200 target datasheet entry; Section1

  • Grid-No. 1-Circuit Resistance 1

    1 MΩ

    Published in approved EFL200 target datasheet entry; Section1

Capacitance

  • Plate to All Other Elements (except grid No.l)

    7 pF

    Published in approved EFL200 target datasheet entry; Section1

  • Grid No.l to All Other Elements (except plate)

    12 pF

    Published in approved EFL200 target datasheet entry; Section1

  • Plate to Grid No.l

    95 pF

    Published in approved EFL200 target datasheet entry; Section1

  • Grid No.l to All Other Elements (except plate)

    10 pF

    Published in approved EFL200 target datasheet entry; Section1

  • Plate to Grid No.l

    140 pF

    Published in approved EFL200 target datasheet entry; Section1

  • Grid No.l to Heater <

    100 pF

    Published in approved EFL200 target datasheet entry; Section1

  • Plate to Plate <

    150 pF

    Published in approved EFL200 target datasheet entry; Section1

  • Grid to Grid <

    10 pF

    Published in approved EFL200 target datasheet entry; Section1

  • Plate (Unit No.l) to Grid No.l (Unit No.2) <

    100 pF

    Published in approved EFL200 target datasheet entry; Section1

  • Plate (Unit No.2) to Grid No.l (Unit No.2) <

    5 pF

    Published in approved EFL200 target datasheet entry; Section1

Characteristic

  • Plate Current 30

    10 mA

    Published in approved EFL200 target datasheet entry; Section1

SECTION 2

Pentode

Other

  • For cathode-bias operation

    0.5 MΩ

    Published in approved EFL200 target datasheet entry; Section2

  • Heater Voltage 6.3

    16.5 V

    Published in approved EFL200 target datasheet entry; Section2

  • Heater Current 0.8

    300 mA

    Published in approved EFL200 target datasheet entry; Section2

  • Peak Heater-Cathode Voltage ±200

    200 V

    Published in approved EFL200 target datasheet entry; Section2

  • Grid-No.2 Voltage 250

    250 V

    Published in approved EFL200 target datasheet entry; Section2

  • Cathode Current 60

    15 mA

    Published in approved EFL200 target datasheet entry; Section2

  • Plate Dissipation 5

    1.5 W

    Published in approved EFL200 target datasheet entry; Section2

  • Plate Voltage 170

    150 V

    Published in approved EFL200 target datasheet entry; Section2

  • Grid-No.2 Voltage 170

    150 V

    Published in approved EFL200 target datasheet entry; Section2

  • Internal Resistance 40

    160 kΩ

    Published in approved EFL200 target datasheet entry; Section2

  • Transconductance 21000

    8500 µS

    Published in approved EFL200 target datasheet entry; Section2

  • Grid-No. 1-Circuit Resistance 1

    1 MΩ

    Published in approved EFL200 target datasheet entry; Section2

Capacitance

  • Plate to All Other Elements (except grid No.l)

    7 pF

    Published in approved EFL200 target datasheet entry; Section2

  • Grid No.l to All Other Elements (except plate)

    12 pF

    Published in approved EFL200 target datasheet entry; Section2

  • Plate to Grid No.l

    95 pF

    Published in approved EFL200 target datasheet entry; Section2

  • Grid No.l to All Other Elements (except plate)

    10 pF

    Published in approved EFL200 target datasheet entry; Section2

  • Plate to Grid No.l

    140 pF

    Published in approved EFL200 target datasheet entry; Section2

  • Grid No.l to Heater <

    100 pF

    Published in approved EFL200 target datasheet entry; Section2

  • Plate to Plate <

    150 pF

    Published in approved EFL200 target datasheet entry; Section2

  • Grid to Grid <

    10 pF

    Published in approved EFL200 target datasheet entry; Section2

  • Plate (Unit No.l) to Grid No.l (Unit No.2) <

    100 pF

    Published in approved EFL200 target datasheet entry; Section2

  • Plate (Unit No.2) to Grid No.l (Unit No.2) <

    5 pF

    Published in approved EFL200 target datasheet entry; Section2

Characteristic

  • Plate Current 30

    10 mA

    Published in approved EFL200 target datasheet entry; Section2