Skip to main content

Power - Beam (NOT sweep) ·BeamPower-Triode

30FL1

Triode/beam-tetrode television combination valve, co-designated PCE800, providing a small beam-power output section and a separate triode for associated signal or driver circuitry.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
2
Base
B9A
Socket code
B9A
Base pins
9
Nominal heater
9.4 V / 300 mA

Description

Printed co-designation for the PCE800 television triode beam-tetrode.

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
B9A
Socket code
B9A
Base pins
9
Nominal heater voltage
9.4 V
Nominal heater current
300 mA
Parallel heater voltage
-
Parallel heater current
-
Series capable
No

B9A - 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

Beam Power

X-ray radiationInterelectrode capacitances
Transconductance
0.0075 S
Max plate voltage
250 V
Max screen voltage
250 V
Max plate dissipation
3 W
Max screen dissipation
1 W

Beam-tetrode section.

Section 2

Triode

X-ray radiationInterelectrode capacitances
Transconductance
0.0034 S
Amplification factor
18
Max plate voltage
250 V
Max plate dissipation
2 W

Triode section.

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

1960 Mazda

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Characteristics

  • Typical Anode Voltage

    170 V

    BeamPower

  • Typical Screen Voltage

    170 V

    BeamPower

  • TypicalAnodeCurrent

    10 mA

    BeamPower

  • Grid Earth Capacitance

    7.1 pF

    BeamPower

SECTION 2

Triode

Characteristics

  • Typical Anode Voltage

    200 V

    Triode

  • TypicalAnodeCurrent

    10 mA

    Triode

Data set 02

1973 Mazda Valves Binder 2

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Characteristics

  • Heater voltage

    9.4 V

    Published nominal value

  • Heater current

    300 mA

    Published nominal value

Other

  • Maximum plate dissipation

    3 W

    Published maximum rating

SECTION 2

Triode

Characteristics

  • Heater voltage

    9.4 V

    Published nominal value

  • Heater current

    300 mA

    Published nominal value

Other

  • Maximum plate dissipation

    2 W

    Published maximum rating