PL502

High-power television line-output beam tube designed for horizontal-deflection service.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 1
Base: -
Socket code: B9D
Base pins: 9
Nominal heater: 35 V / 300 mA

Description

High-power television line-output beam tube for horizontal-deflection service.

Socket description

Magnoval 9-contact

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base: -
Socket code: B9D
Base pins: 9
Nominal heater voltage: 35 V
Nominal heater current: 300 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

1 physical section, each with unique specifications.

Section 1

Beam Power

X-ray radiationInterelectrode capacitances

Plate resistance: 15000 Ω
Transconductance: 0.015 S
Max plate voltage: 700 V
Max screen voltage: 250 V
Max plate dissipation: 20 W
Max screen dissipation: 5 W
Max cathode current: 250 mA

Published/referenced electrical limits and characteristics promoted from the approved P-series sheet and its explicitly referenced E-series 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

1968 Mazda Belvu

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Other

HeaterVoltageNominal
35 V
Nominal
HeaterCurrentNominal
300 mA
Nominal
Maximum Plate Voltage
700 V
Maximum Screen Voltage
250 V
Maximum Plate Dissipation
20 W
Maximum Screen Dissipation
5 W
Maximum Cathode Current
250 mA
PeakPlateVoltagePulseService
8000 V
Television line-output pulse service

Characteristic

Transconductance
15000 µS
Typical
Plate Resistance
15000 ohm
Typical