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AC5PEN

Indirectly heated beam-power amplifier designed for output stages of AC mains receivers, providing audio-frequency power amplification.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 1
Base: -
Socket code: -
Base pins: 7
Nominal heater: 4 V / 1.75 A

Description

Indirectly heated beam-power amplifier for A.C. mains receiver output stages. The datasheet provides ratings, characteristics and application guidance for the intended service.

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base: -
Socket code: -
Base pins: 7
Nominal heater voltage: 4 V
Nominal heater current: 1.75 A
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

Transconductance: 0.009 S
Max plate voltage: 250 V
Max screen voltage: 250 V

Indirectly heated beam-power amplifier for A.C. mains receiver output stages.

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

Other

Anode voltage
250 V
Screen voltage
250 V
Grid bias
-8.5 V
Quiescent anode current
40 mA
Quiescent screen current
7.5 mA
Self-bias resistance
175 ohm
Power output
4.85 W
Anode load
5200 ohm
Input swing RMS
4 V