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Power - TV Horizontal Output (sweep) ·Pentode-Triode

ECF802

Triode-pentode developed specifically as a sinusoidal oscillator for television horizontal line scanning, providing line time-base generation and frequency control rather than output power.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
2
Base
9C12
Socket code
B9A
Base pins
9
Nominal heater
6.3 V / 430 mA

Description

Triode-pentode intended as a sinusoidal oscillator for television horizontal line scanning.

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
9C12
Socket code
B9A
Base pins
9
Nominal heater voltage
6.3 V
Nominal heater current
430 mA
Parallel heater voltage
-
Parallel heater current
-
Series capable
No

9C12 - 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
400000 Ω
Transconductance
0.0055 S
Max plate voltage
250 V
Max screen voltage
250 V
Max plate dissipation
1.2 W
Max screen dissipation
0.8 W
Max cathode current
15 mA

Pentode section; values semantically promoted from published characteristics/maximum-ratings tables where present.

Section 2

Triode

X-ray radiationInterelectrode capacitances
Plate resistance
15000 Ω
Transconductance
0.0055 S
Amplification factor
50
Max plate voltage
250 V
Max plate dissipation
1.4 W
Max cathode current
10 mA

Triode section; values semantically promoted from published characteristics/maximum-ratings tables where present.

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

1953 La Radiotechnique

Published operating points and test conditions from this source.

SECTION 1

Pentode

Characteristic

  • Indirect (cathodes isolees du filament}

    63 V

    Pentode

  • Alimentation du filament en parallele È IF

    430 mA

    Pentode

Capacitance

  • Cai

    2.4 pF

    Pentode

  • Cagi

    1.5 pF

    Pentode

  • Caif < 0,1 pF CgTf < 0,1 pF

    0.1 pF

    Pentode

Other

  • Tension de l’anode

    100 V

    Pentode

  • Tension de la grille 2

    100 V

    Pentode

  • Courant anodique

    12.55 mA

    Pentode

  • Courant de la grille 2

    35 mA

    Pentode

  • Pente.…

    5.5 mA/V

    Pentode

  • Resistance interne

    0.4 Mohm

    Pentode

  • Pourla

    16 V

    Pentode

  • Tension de l'anode

    250 V

    Pentode

  • Tension de la grille 2

    250 V

    Pentode

  • Puissance dissipee sur l'anode

    12 W

    Pentode

  • Puissance dissipee sur la grille 2

    8 W

    Pentode

  • Courant cathodique

    15 mA

    Pentode

  • Resistance du circuit de la grille 1 . Rai

    1 Mohm

    Pentode

  • Tension entre filament et cathode.…. Vkf

    100 V

    Pentode

  • Resistance entre filament et cathode Rkf _

    20 kohm

    Pentode

  • Intensite cathodique crete

    50 mA

    Pentode

SECTION 2

Triode

Other

  • Tension de l'anode

    7200 v

    Triode

  • Tension de ia grille

    2 V

    Triode

  • Courant anodique

    35 mA

    Triode

  • Pente

    35 mA/V

    Triode

  • Puissance dissipee sur l’'anode

    1.4 W

    Triode

  • Courant cathodique

    10 mA

    Triode

  • Resistance du circuit de la grille

    3 Mohm

    Triode

  • Tension de la grille (lg

    13 V

    Triode

  • Tension entre filament et cathode.…. Vkf

    100 V

    Triode

  • Resistance entre filament et cathode

    20 kohm

    Triode

  • 1. Va

    200 V

    Triode

  • Vyg

    200 V

    Triode

Data set 02

1959 Telefunken

Published operating points and test conditions from this source.

SECTION 1

Pentode

Characteristic

  • Application

    Sine oscillator and pulse shaper

    Television

SECTION 2

Triode

Characteristic

  • Heater Voltage

    6.3 V

  • Heater Current

    450 mA

  • Application

    Reactance tube

    Television

Data set 03

1968 Mazda Belvu

Published operating points and test conditions from this source.

SECTION 1

Pentode

Characteristics

  • Heater voltage

    6.3 V

    Published nominal value

  • Heater current

    430 mA

    Published nominal value

  • Transconductance

    5500 µS

    Published nominal or operating characteristic

Other

  • Maximum plate dissipation

    1.2 W

    Published maximum rating

  • Application

    Horizontal line-scan sinusoidal oscillator

    Printed source application

SECTION 2

Triode

Characteristics

  • Heater voltage

    6.3 V

    Published nominal value

  • Heater current

    430 mA

    Published nominal value

Other

  • Maximum plate dissipation

    1.4 W

    Published maximum rating

Data set 04

1972 Philips Receiving Tubes

Published operating points and test conditions from this source.

SECTION 1

Pentode

Other

  • HeaterVoltageNominal

    6.3 V

    Nominal

  • HeaterCurrentNominal

    430 mA

    Nominal

  • Maximum Plate Voltage

    550 V

  • Maximum Screen Voltage

    250 V

  • Maximum Plate Dissipation

    7 W

  • Maximum Screen Dissipation

    2.5 W

  • Maximum Cathode Current

    80 mA

Characteristic

  • Transconductance

    10000 µS

    Typical

  • Plate Resistance

    20000 ohm

    Typical

SECTION 2

Triode

Other

  • HeaterVoltageNominal

    6.3 V

    Nominal

  • HeaterCurrentNominal

    430 mA

    Nominal

  • Maximum Plate Voltage

    300 V

  • Maximum Plate Dissipation

    1.5 W

  • Maximum Cathode Current

    20 mA

Characteristic

  • Transconductance

    5500 µS

    Typical

  • Amplification Factor

    50

    Typical

  • Plate Resistance

    15000 ohm

    Typical

Data set 05

1975 RCA RC30

Published operating points and test conditions from this source.

SECTION 1

Pentode

Other

  • Heater Voltage (ac/dc) 4.7 6.3 6

    9 V

    Published in approved ECF802 target datasheet entry; Section2

  • Heater Current 0.6 0.43 0.45

    300 mA

    Published in approved ECF802 target datasheet entry; Section2

  • Plate Supply Voltage 550

    650 V

    Published in approved ECF802 target datasheet entry; Section2

  • Plate Voltage 260

    250 V

    Published in approved ECF802 target datasheet entry; Section2

  • Grid-No.Z Voltage

    250 V

    Published in approved ECF802 target datasheet entry; Section2

  • Peak Cathode Current*

    60 mA

    Published in approved ECF802 target datasheet entry; Section2

  • Cathode Current 10

    15 mA

    Published in approved ECF802 target datasheet entry; Section2

  • Plate Dissipation 1.4

    1.2 W

    Published in approved ECF802 target datasheet entry; Section2

  • Grid-No.2 Input

    0.8 W

    Published in approved ECF802 target datasheet entry; Section2

  • Input Impedance at 60 Hz 50

    300 kΩ

    Published in approved ECF802 target datasheet entry; Section2

  • Plate Voltage 200

    100 V

    Published in approved ECF802 target datasheet entry; Section2

  • For grid current of 10 /tA

    10 mA

    Published in approved ECF802 target datasheet entry; Section2

  • Grid-No.2 Current for grid-No.l voltage of

    0 V

    Published in approved ECF802 target datasheet entry; Section2

  • —

    3.5 mA

    Published in approved ECF802 target datasheet entry; Section2

  • For grid-No.l current of +0.3 iiK —1.3

    -1.3 V

    Published in approved ECF802 target datasheet entry; Section2

  • For plate and grid-No.2 voltage of

    200 V

    Published in approved ECF802 target datasheet entry; Section2

  • and plate current of 10 /lA —

    -16 V

    Published in approved ECF802 target datasheet entry; Section2

  • For fixed-bias operation

    0.56 MΩ

    Published in approved ECF802 target datasheet entry; Section2

  • For cathode-bias operation 3

    1 MΩ

    Published in approved ECF802 target datasheet entry; Section2

  • • With a maximum duty factor of 0.30 and maximum pulse duration of

    30 microseconds

    Published in approved ECF802 target datasheet entry; Section2

  • Heater Voltage (ac/dc) 6.3 12.7 16.8 24.2

    25.2 V

    Published in approved ECF802 target datasheet entry; Section2

  • Heater Current 1.2 0.6 0.45 0.315

    300 mA

    Published in approved ECF802 target datasheet entry; Section2

  • Heater Warm-up Time . 11 11

    11 seconds

    Published in approved ECF802 target datasheet entry; Section2

  • Plate Voltage 150 45

    120 V

    Published in approved ECF802 target datasheet entry; Section2

  • Grid-No.2 (Screen-Grid) Voltage 110

    110 V

    Published in approved ECF802 target datasheet entry; Section2

  • Grid-No.l (Control-Grid) Voltage —6 0

    -8 V

    Published in approved ECF802 target datasheet entry; Section2

  • Plate Resistance (Approx.) 8500

    11700 Ω

    Published in approved ECF802 target datasheet entry; Section2

  • Transconductance 2350

    7100 µS

    Published in approved ECF802 target datasheet entry; Section2

  • Plate Current 5.5 122

    46 mA

    Published in approved ECF802 target datasheet entry; Section2

  • 16.5"

    3.5 mA

    Published in approved ECF802 target datasheet entry; Section2

  • of 10 hK

    -10 V

    Published in approved ECF802 target datasheet entry; Section2

Characteristic

  • Grid-No.l (Control-Grid) Voltage —2

    1 V

    Published in approved ECF802 target datasheet entry; Section2

  • Input Resistance 0.2

    0.4 MΩ

    Published in approved ECF802 target datasheet entry; Section2

  • Transconductance 3500

    5600 µS

    Published in approved ECF802 target datasheet entry; Section2

  • Plate Current 3.5

    6 mA

    Published in approved ECF802 target datasheet entry; Section2

  • Grid-No.2 Current

    1.7 mA

    Published in approved ECF802 target datasheet entry; Section2

  • For grid-No.l voltage of

    0 V

    Published in approved ECF802 target datasheet entry; Section2

SECTION 2

Triode

Other

  • Heater Voltage (ac/dc) 4.7 6.3 6

    9 V

    Published in approved ECF802 target datasheet entry; Section1

  • Heater Current 0.6 0.43 0.45

    300 mA

    Published in approved ECF802 target datasheet entry; Section1

  • Plate Supply Voltage 550

    650 V

    Published in approved ECF802 target datasheet entry; Section1

  • Plate Voltage 260

    250 V

    Published in approved ECF802 target datasheet entry; Section1

  • Grid-No.Z Voltage

    250 V

    Published in approved ECF802 target datasheet entry; Section1

  • Peak Cathode Current*

    60 mA

    Published in approved ECF802 target datasheet entry; Section1

  • Cathode Current 10

    15 mA

    Published in approved ECF802 target datasheet entry; Section1

  • Plate Dissipation 1.4

    1.2 W

    Published in approved ECF802 target datasheet entry; Section1

  • Grid-No.2 Input

    0.8 W

    Published in approved ECF802 target datasheet entry; Section1

  • Input Impedance at 60 Hz 50

    300 kΩ

    Published in approved ECF802 target datasheet entry; Section1

  • Plate Voltage 200

    100 V

    Published in approved ECF802 target datasheet entry; Section1

  • For grid current of 10 /tA

    10 mA

    Published in approved ECF802 target datasheet entry; Section1

  • Grid-No.2 Current for grid-No.l voltage of

    0 V

    Published in approved ECF802 target datasheet entry; Section1

  • —

    3.5 mA

    Published in approved ECF802 target datasheet entry; Section1

  • For grid-No.l current of +0.3 iiK —1.3

    -1.3 V

    Published in approved ECF802 target datasheet entry; Section1

  • For plate and grid-No.2 voltage of

    200 V

    Published in approved ECF802 target datasheet entry; Section1

  • and plate current of 10 /lA —

    -16 V

    Published in approved ECF802 target datasheet entry; Section1

  • For fixed-bias operation

    0.56 MΩ

    Published in approved ECF802 target datasheet entry; Section1

  • For cathode-bias operation 3

    1 MΩ

    Published in approved ECF802 target datasheet entry; Section1

  • • With a maximum duty factor of 0.30 and maximum pulse duration of

    30 microseconds

    Published in approved ECF802 target datasheet entry; Section1

  • Heater Voltage (ac/dc) 6.3 12.7 16.8 24.2

    25.2 V

    Published in approved ECF802 target datasheet entry; Section1

  • Heater Current 1.2 0.6 0.45 0.315

    300 mA

    Published in approved ECF802 target datasheet entry; Section1

  • Heater Warm-up Time . 11 11

    11 seconds

    Published in approved ECF802 target datasheet entry; Section1

  • Plate Voltage 150 45

    120 V

    Published in approved ECF802 target datasheet entry; Section1

  • Grid-No.2 (Screen-Grid) Voltage 110

    110 V

    Published in approved ECF802 target datasheet entry; Section1

  • Grid-No.l (Control-Grid) Voltage —6 0

    -8 V

    Published in approved ECF802 target datasheet entry; Section1

  • Plate Resistance (Approx.) 8500

    11700 Ω

    Published in approved ECF802 target datasheet entry; Section1

  • Transconductance 2350

    7100 µS

    Published in approved ECF802 target datasheet entry; Section1

  • Plate Current 5.5 122

    46 mA

    Published in approved ECF802 target datasheet entry; Section1

  • 16.5"

    3.5 mA

    Published in approved ECF802 target datasheet entry; Section1

  • of 10 hK

    -10 V

    Published in approved ECF802 target datasheet entry; Section1

Characteristic

  • Grid-No.l (Control-Grid) Voltage —2

    1 V

    Published in approved ECF802 target datasheet entry; Section1

  • Input Resistance 0.2

    0.4 MΩ

    Published in approved ECF802 target datasheet entry; Section1

  • Transconductance 3500

    5600 µS

    Published in approved ECF802 target datasheet entry; Section1

  • Plate Current 3.5

    6 mA

    Published in approved ECF802 target datasheet entry; Section1

  • Grid-No.2 Current

    1.7 mA

    Published in approved ECF802 target datasheet entry; Section1

  • For grid-No.l voltage of

    0 V

    Published in approved ECF802 target datasheet entry; Section1

Data set 06

1999 Philips E-Z

Published operating points and test conditions from this source.

SECTION 1

Pentode

Other

  • Cathode to heater voltage V¢ max.

    100 V

    Cathode to heater voltage V¢ max. 100 V

SECTION 2

Triode

Other

  • Heater voltage Vi

    6.3 V

    Heater voltage Vi 6.3 V

  • Heater current If

    430 mA

    Heater current If 430 mA

  • Cathode to heater voltage Vi max.

    100 V

    Cathode to heater voltage Vi max. 100 V