Skip to main content
Tube Tinker — Electron Tube Database
Alternatives & variationsDownload PDF datasheet

Power - TV Vertical Output ·BeamPower

5CZ5

Beam-power tube designed for high-efficiency television vertical-deflection output and audio-output stages, combining scanning capability with useful audio power service.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
9HN
Socket code
IO
Base pins
8
Nominal heater
4.7 V / 600 mA

Description

Beam power tube for high-efficiency television vertical deflection and audio output stages. Electrical ratings, characteristics, and capacitances were interpreted from the supplied RCA manual excerpt where reproduced; reference-only entries were not supplemented from outside sources.

Socket description

International Octal

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
9HN
Socket code
IO
Base pins
8
Nominal heater voltage
4.7 V
Nominal heater current
600 mA
Parallel heater voltage
-
Parallel heater current
-
Series capable
No

9HN - Terminal pinout

Electrical assignments shared by every tube using this base designation.

TerminalSectionConnectionEvidence
PIN1Base Pin—G2 — Screen Grid

Literal label G2; manufacturer confirmation pending

Unverified

EIA Base Connections printed p132, 9HN

PIN3Base Pin—G1 — Control Grid

Literal label G1; manufacturer confirmation pending

Unverified

EIA Base Connections printed p132, 9HN

PIN4Base Pin—H — Heater

Literal label H; manufacturer confirmation pending

Unverified

EIA Base Connections printed p132, 9HN

PIN5Base Pin—H — Heater

Literal label H; manufacturer confirmation pending

Unverified

EIA Base Connections printed p132, 9HN

PIN6Base Pin—G1 — Control Grid

Literal label G1; manufacturer confirmation pending

Unverified

EIA Base Connections printed p132, 9HN

PIN7Base Pin—G3 — Suppressor GridGroup 9HN7

Literal label G3; manufacturer confirmation pending

Unverified

EIA Base Connections printed p132, 9HN

PIN7Base Pin—K — CathodeGroup 9HN7

Literal label K; manufacturer confirmation pending

Unverified

EIA Base Connections printed p132, 9HN

PIN8Base Pin—IC

Literal label IC; manufacturer confirmation pending

Unverified

EIA Base Connections printed p132, 9HN

PIN9Base Pin—P — Plate (Anode)

Literal label P; manufacturer confirmation pending

Unverified

EIA Base Connections printed p132, 9HN

Section ratings

1 physical section, each with unique specifications.

Section 1

Beam Power

X-ray radiationInterelectrode capacitances
Plate resistance
73000 Ω
Transconductance
0.0048 S
Max plate voltage
350 V
Max screen voltage
315 V
Max plate dissipation
10 W
Max screen dissipation
2.2 W
Max cathode current
45 mA

Beam-power frame-output section; 6CZ5 electrical counterpart.

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

Beam Power

Other

  • Peak Positive Plate Voltage

    2200 V

    Vertical deflection; absolute maximum

  • Plate Voltage

    250 V

    Class A single tube

  • Power Output

    5.4 W

    Class A single tube

  • Power Output

    21.5 W

    Class AB push-pull

Capacitance

  • Grid-to-Plate Capacitance

    0.4 pF

    Maximum

Data set 02

1961 Tung Sol

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Other

  • Heater voltage

    4.7 V

  • Heater current

    600 mA

Data set 03

1966 Tung Sol Electronic Tubes 1 of 4

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Characteristic

  • Heater/filament voltage

    4.7 V

    Published rating

  • Heater/filament current

    600 mA

    Published rating

Capacitance

  • Grid-to-plate capacitance

    0.4 pF

    Maximum

  • Input capacitance

    9 pF

    Published

Other

  • Application

    110-degree television vertical-deflection amplifier

    VerticalDeflection

Data set 04

1971 RCA HB3 Binder 4 of 7

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Other

  • Peak plate voltage

    2200 V

    FrameOutput

  • Maximum plate voltage

    350 V

  • Maximum screen voltage

    315 V

  • Maximum plate dissipation

    10 W

  • Maximum screen dissipation

    2.2 W

  • Maximum cathode current

    45 mA

  • Plate voltage

    250 V

    FrameOutput

  • Screen voltage

    250 V

    FrameOutput

  • Grid voltage

    -14 V

    FrameOutput

  • Plate current

    46 mA

    FrameOutput

  • Screen current

    4.6 mA

    FrameOutput

  • Heater/filament voltage

    4.7 V

    DerivativeSheet

  • Heater/filament current

    600 mA

    DerivativeSheet

  • Heater warm-up time

    11 s

    ControlledWarmup

Characteristic

  • Plate resistance

    73000 ohm

    FrameOutput

  • Transconductance

    4800 uS

    FrameOutput

Capacitance

  • Grid-to-plate capacitance

    0.04 pF

  • Input capacitance

    9 pF

  • Output capacitance

    6 pF

Data set 05

1975 RCA RC30

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Characteristics

  • Plate voltage

    250 V

    ClassA

  • Screen voltage

    250 V

    ClassA

  • Grid voltage

    -15 V

    ClassA

  • Plate current

    46 mA

    ClassA

  • Screen current

    4.6 mA

    ClassA

Other

  • Peak positive pulse plate voltage

    2200 V

    TVVerticalDeflection

  • Average cathode current

    45 mA

    TVVerticalDeflection