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Power - TV Vertical Output ·Pentode

PL84

Series-heater power pentode for both audio output and television vertical/frame-deflection service.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
9CV
Socket code
B9A
Base pins
9
Nominal heater
15 V / 285 mA

Description

Power pentode for television vertical-deflection and audio-frequency output amplification. The supplied French datasheet was translated to English for descriptive output.

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
9CV
Socket code
B9A
Base pins
9
Nominal heater voltage
15 V
Nominal heater current
285 mA
Parallel heater voltage
-
Parallel heater current
-
Series capable
No

9CV - Terminal pinout

Electrical assignments shared by every tube using this base designation.

TerminalSectionConnectionEvidence
PIN1IC—IC

EIA transcription, manufacturer confirmation pending

Unverified

EIA Base Connections, printed page 131, 9CV

PIN2G1AG1 — Control Grid

EIA transcription, manufacturer confirmation pending

Unverified

EIA Base Connections, printed page 131, 9CV

PIN3G3AG3 — Suppressor GridGroup 9CV3

EIA transcription, manufacturer confirmation pending

Unverified

EIA Base Connections, printed page 131, 9CV

PIN3KAK — CathodeGroup 9CV3

EIA transcription, manufacturer confirmation pending

Unverified

EIA Base Connections, printed page 131, 9CV

PIN4H—H — Heater

EIA transcription, manufacturer confirmation pending

Unverified

EIA Base Connections, printed page 131, 9CV

PIN5H—H — Heater

EIA transcription, manufacturer confirmation pending

Unverified

EIA Base Connections, printed page 131, 9CV

PIN6IC—IC

EIA transcription, manufacturer confirmation pending

Unverified

EIA Base Connections, printed page 131, 9CV

PIN7PAP — Plate (Anode)

EIA transcription, manufacturer confirmation pending

Unverified

EIA Base Connections, printed page 131, 9CV

PIN8IC—IC

EIA transcription, manufacturer confirmation pending

Unverified

EIA Base Connections, printed page 131, 9CV

PIN9G2AG2 — Screen Grid

EIA transcription, manufacturer confirmation pending

Unverified

EIA Base Connections, printed page 131, 9CV

Section ratings

1 physical section, each with unique specifications.

Section 1

Pentode

X-ray radiationInterelectrode capacitances
Plate resistance
23000 Ω
Transconductance
0.009 S
Amplification factor
8
Max plate voltage
220 V
Max screen voltage
220 V
Max plate dissipation
12 W
Max screen dissipation
1.75 W
Max cathode current
100 mA

Filename-matched Russian entry only.

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

195X Tesla

Published operating points and test conditions from this source.

SECTION 1

Pentode

Characteristics

  • Heater voltage

    15 V

    Published nominal value or midpoint of published range

  • Heater current

    300 mA

    Published nominal value or midpoint of published range

Capacitance

  • Input capacitance

    13 pF

    Published first-page value

  • Output capacitance

    7 pF

    Published first-page value

Data set 02

1961 Ferranti Technical Handbook

Published operating points and test conditions from this source.

SECTION 1

Pentode

Application

  • Application

    Frame time-base output / audio output

Other

  • Peak positive anode voltage

    2000 V

    Pulse

  • Audio operation

    Published

    ClassA

  • Push-pull audio operation

    Published

    ClassAB,PushPull

Data set 03

1963 Philips Electron Tubes Handbook V1

Published operating points and test conditions from this source.

SECTION 1

Pentode

Other

  • Plate voltage

    170 V

    AudioOutput;ClassA

  • Screen voltage

    170 V

    AudioOutput;ClassA

  • Control-grid voltage

    -12.5 V

    AudioOutput;ClassA

  • Plate current

    70 mA

    AudioOutput;ClassA

  • Screen current

    3.5 mA

    AudioOutput;ClassA

  • Peak plate current

    220 mA

    FrameOutput

  • Application

    AF output or vertical/frame output

    Section1

Characteristic

  • Transconductance

    11000 µS

    Section1

  • Plate resistance

    26000 Ω

    Section1

  • Amplification factor

    8

    Section1

Data set 04

1967 Mullard Receiving and Amplifying Valves

Published operating points and test conditions from this source.

SECTION 1

Pentode

Other

  • Plate supply voltage

    600 V

    ClassA;ClassAB

  • Screen-grid supply voltage

    600 V

    ClassA;ClassAB

  • Peak positive-pulse plate voltage

    2200 V

    VerticalDeflection

  • Peak cathode current

    240 mA

    VerticalDeflection

Characteristic

  • Plate voltage

    170 V

    ClassA

  • Screen-grid voltage

    170 V

    ClassA

  • Grid No.1 voltage

    -12.5 V

    ClassA

  • Plate current

    70 mA

    ClassA

  • Screen-grid current

    3.5 mA

    ClassA

Capacitance

  • Grid No.1 to plate capacitance

    0.6 pF

  • Grid No.1 input capacitance

    13 pF

  • Plate output capacitance

    6.8 pF

Data set 05

1968 Mazda Belvu

Published operating points and test conditions from this source.

SECTION 1

Pentode

Characteristic

  • TENSION fÎlAMENt …………ccsrersesernerecenmencaenea

    15 V

Other

  • Courant filament ……s … If

    300 mA

Data set 06

1972 Philips Receiving Tubes

Published operating points and test conditions from this source.

SECTION 1

Pentode

Characteristics

  • Heater voltage

    15 V

    Published nominal value

  • Heater current

    300 mA

    Published nominal value

Other

  • Maximum plate dissipation

    12 W

    Published maximum rating

  • Maximum peak anode voltage

    2 kV

    Frame-output pulse service

  • Audio output power

    5.3 W

    Published quick-reference value

Data set 07

1973 Mazda Valves Binder 2

Published operating points and test conditions from this source.

SECTION 1

Pentode

Characteristics

  • Heater voltage

    15 V

    Published nominal value

  • Heater current

    300 mA

    Published nominal value

  • Transconductance

    10000 µS

    Published operating characteristic

Other

  • Maximum plate dissipation

    12 W

    Published maximum rating

  • Maximum positive peak anode voltage

    2 kV

    Pulse operation

  • Application

    Frame output stage

    Printed source application

Data set 08

1975 RCA RC30

Published operating points and test conditions from this source.

SECTION 1

Pentode

Other

  • Heater Voltage (ac/dc) 8 10.6

    15 V

    Published in approved XL86 target datasheet entry; Section1

  • Heater Current 0.76 0.6 0.45

    300 mA

    Published in approved XL86 target datasheet entry; Section1

  • Plate Supply Voltage

    600 V

    Published in approved XL86 target datasheet entry; Section1

  • Grid-No.2 Voltage

    220 V

    Published in approved XL86 target datasheet entry; Section1

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

    600 V

    Published in approved XL86 target datasheet entry; Section1

  • Grid-No.2 Input

    2.1 W

    Published in approved XL86 target datasheet entry; Section1

  • Peak Grid-No.2 Input

    7 W

    Published in approved XL86 target datasheet entry; Section1

  • Plate Voltage

    170 V

    Published in approved XL86 target datasheet entry; Section1

  • Grid-No.l-Circuit Resistance

    1 MΩ

    Published in approved XL86 target datasheet entry; Section1

  • Plate Voltage

    275 V

    Published in approved XL86 target datasheet entry; Section1

  • Peak Positive-Pulse Plate Voltage#

    2200 V

    Published in approved XL86 target datasheet entry; Section1

  • Grid-No.2 Voltage

    275 V

    Published in approved XL86 target datasheet entry; Section1

  • Peak Negative-Pulse Grid-No.l Voltage

    250 V

    Published in approved XL86 target datasheet entry; Section1

  • Peak Cathode Current

    240 mA

    Published in approved XL86 target datasheet entry; Section1

  • Average Cathode Current

    110 mA

    Published in approved XL86 target datasheet entry; Section1

  • Plate Dissipation

    12 W

    Published in approved XL86 target datasheet entry; Section1

Capacitance

  • Grid No.l to Plate

    0.6 pF

    Published in approved XL86 target datasheet entry; Section1

  • Grid No.l to Cathode, Heater, Grid No.2, and Grid No.3

    13 pF

    Published in approved XL86 target datasheet entry; Section1

  • Plate to Cathode, Heater, Grid No.2, and Grid No.3

    6.8 pF

    Published in approved XL86 target datasheet entry; Section1

Characteristic

  • Grid-No.2 Voltage

    170 V

    Published in approved XL86 target datasheet entry; Section1

  • Grid-No.l (Control-Grid) Voltage

    12.5 V

    Published in approved XL86 target datasheet entry; Section1

  • Plate Resistance

    26000 Ω

    Published in approved XL86 target datasheet entry; Section1

  • Transconductance

    11000 µS

    Published in approved XL86 target datasheet entry; Section1

  • Plate Current

    70 mA

    Published in approved XL86 target datasheet entry; Section1

  • Grid-No.2 Current

    3.5 mA

    Published in approved XL86 target datasheet entry; Section1

Data set 09

1981 Russian Tubes Katsnelson and Larionov

Published operating points and test conditions from this source.

SECTION 1

Pentode

Characteristics

  • Plate current

    70 mA

    Translated from Russian source; Ток анода . . . . . ,. . .. .. .. 70 мА

  • Transconductance

    10 mA/V

    Translated from Russian source; Крутизна характеристики . . ,. . . . ,. , 10 мА/В

  • Amplification factor

    2

    Translated from Russian source; Коэффициент усиления по 2-й сетке относительно

  • Heater current

    -315 mA

    Translated from Russian source; Ток накала. . а, 285-——315

Other

  • Plate voltage

    250 V

    Translated from Russian source; Напряжение анода г , . Ква 250 В

  • Cathode current

    100 mA

    Translated from Russian source; Ток катода , . . ‚ . . й ке 100 мА

  • Screen dissipation

    1.75 W

    Translated from Russian source; Мощность, рассеиваемая 2-й сеткой , ‚ . й 1,75 Вт

Data set 10

1999 Philips E-Z

Published operating points and test conditions from this source.

SECTION 1

Pentode

Other

  • Anode peak voltage Va,P max

    2 kv

    Anode peak voltage Va,P max. 2 kv

  • Cathode current Ik max

    100 mA

    Cathode current Ik max. 100 mA

  • Output power W,

    5.3 W

    Output power W, 5.3 W

  • Heater current I

    300 mA

    Heater current I 300 mA

  • Anode to all except grid No.1 Ca(gl)

    6.8 pF

    Anode to all except grid No.1 Ca(gl) 6.8 pF

  • Grid No.1 to all except anode Cgl(a )

    13 pF

    Grid No.1 to all except anode Cgl(a ) 13 pF

  • Anode to grid No.1 Cagl max

    0.6 pF

    Anode to grid No.1 Cagl max. 0.6 pF

  • Grid No.1 to heater Cglf " max

    0.25 pF

    Grid No.1 to heater Cglf " max. 0.25 pF

  • Supply voltage Vi 170

    200 v

    Supply voltage Vi 170 200 v

  • Load resistance Ra 2

    2.5 kΩ

    Load resistance Ra 2 2.5 kQ

  • Anode current I 75 - 76 65

    64 mA

    Anode current I 75 - 76 65 - 64 mA

  • current Ig2 4.0 - 16.5 3.2

    11.4 mA

    2 current Ig2 4.0 - 16.5 3.2 - 11.4 mA

  • Output power W, 0 0.05 5.1 0 0.05

    5.3 W

    Output power W, 0 0.05 5.1 0 0.05 5.3 W

  • Anode current Iy 56

    54 mA

    Anode current Iy 56 - 54 mA

  • Grid No.2 current Igz 2.2

    9.7 mA

    Grid No.2 current Igz 2.2 - 9.7 mA

  • Output power W, 00.05

    5.4 W

    Output power W, 00.05 5.4 W

  • Anode supply voltage Vba 200

    230 v

    Anode supply voltage Vba 200 230 v

  • Grid No.2 voltage 200

    200 v

    Grid No.2 voltage 200 200 v

  • Anode current 2x60 - 2x64.5 2x56 -~ 2x6

    1 mA

    Anode current 2x60 - 2x64.5 2x56 -~ 2x61 mA

  • Grid No.2 current 2x3.0 ~ 2x18.52x2.3 - 2x1

    7.5 mA

    Grid No.2 current 2x3.0 ~ 2x18.52x2.3 - 2x17.5 mA

  • Output power 00.05 14.3 00.05

    17.5 W

    Output power 00.05 14.3 00.05 17.5 W

  • Anode voltage Vao max

    550 V

    Anode voltage Vao max. 550 V

  • Grid No.2 voltage Vg20 max

    330 V

    Grid No.2 voltage Vg20 max. 330 V

  • Cathode current Ix max

    100 mA

    Cathode current Ix max. 100 mA

  • Cathode to heater voltage Vkf max

    200 V

    Cathode to heater voltage Vkf max. 200 V