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PY801

Television efficiency diode for 110-degree line-output stages, providing approximately 5.5 kV inverse-voltage capability and 175 mA rectified current for horizontal-deflection recovery.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 1
Base: -
Socket code: -
Base pins: -
Nominal heater: 19 V / 300 mA

Description

Efficiency diode for television line-output stages using 110-degree cathode-ray tubes.

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base: -
Socket code: -
Base pins: -
Nominal heater voltage: 19 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

Rectifier

X-ray radiationInterelectrode capacitances

Rectifier peak inverse voltage: 5500 V
Rectifier nominal output current: 175 mA
Rectifier peak forward current: 450 mA

Published ratings and characteristics promoted where clearly stated; identical repeated sections compressed where applicable.

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

1973 Mazda Valves Binder 2

Published operating points and test conditions from this source.

SECTION 1

Rectifier

Characteristics

Heater voltage
19 V
Published nominal value
Heater current
300 mA
Published nominal value

Other

Maximum peak heater-cathode voltage
5.5 kV
Heater negative