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Power - Beam (NOT sweep) ·BeamPower

10JA5

Beam-power output tube designed for audio-frequency power amplification in television receivers, with series-string heater characteristics suited to transformerless consumer equipment.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
12EY
Socket code
B12C
Base pins
12
Nominal heater
10.5 V / 600 mA

Description

The 10JA5 is a Compactron beam pentode designed for color-TV vertical-deflection amplifier applications.

Socket description

Duodecar 12-contact

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
12EY
Socket code
B12C
Base pins
12
Nominal heater voltage
10.5 V
Nominal heater current
600 mA
Parallel heater voltage
-
Parallel heater current
-
Series capable
No

12EY - Terminal pinout

Electrical assignments shared by every tube using this base designation.

TerminalSectionConnectionEvidence
PIN1Pin 1—H — HeaterVerified

GE 6HE5, July 1963, EIA 12EY terminal connections

PIN2Pin 2AG1 — Control GridVerified

GE 6HE5, July 1963, EIA 12EY terminal connections

PIN3Pin 3AG2 — Screen GridVerified

GE 6HE5, July 1963, EIA 12EY terminal connections

PIN4Pin 4ABP — Beam-Forming PlateGroup EY4Verified

GE 6HE5, July 1963, EIA 12EY terminal connections

PIN4Pin 4AK — CathodeGroup EY4Verified

GE 6HE5, July 1963, EIA 12EY terminal connections

PIN5Pin 5—NCVerified

GE 6HE5, July 1963, EIA 12EY terminal connections

PIN6Pin 6AP — Plate (Anode)Verified

GE 6HE5, July 1963, EIA 12EY terminal connections

PIN7Pin 7—NCVerified

GE 6HE5, July 1963, EIA 12EY terminal connections

PIN8Pin 8—NCVerified

GE 6HE5, July 1963, EIA 12EY terminal connections

PIN9Pin 9AG1 — Control GridVerified

GE 6HE5, July 1963, EIA 12EY terminal connections

PIN10Pin 10AG2 — Screen GridVerified

GE 6HE5, July 1963, EIA 12EY terminal connections

PIN11Pin 11ABP — Beam-Forming PlateGroup EY11Verified

GE 6HE5, July 1963, EIA 12EY terminal connections

PIN11Pin 11AK — CathodeGroup EY11Verified

GE 6HE5, July 1963, EIA 12EY terminal connections

PIN12Pin 12—H — HeaterVerified

GE 6HE5, July 1963, EIA 12EY terminal connections

Section ratings

1 physical section, each with unique specifications.

Section 1

Beam Power

X-ray radiationInterelectrode capacitances
Plate resistance
12000 Ω
Transconductance
0.0103 S
Max plate voltage
400 V
Max screen voltage
300 V
Max plate dissipation
19 W
Max screen dissipation
2.75 W
Max cathode current
110 mA

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

1968 General Electric Co

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Other

  • Plate Dissipation

    19 W

  • PeakPulsePlateVoltage

    2500 V

    VerticalDeflection

  • Peak Cathode Current

    260 mA

    VerticalDeflection

  • Plate Voltage

    135 V

    AverageCharacteristics

  • Screen Voltage

    125 V

    AverageCharacteristics