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Power - Triode ·Triode

801A

Power transmitting triode for RF amplification, oscillation, modulation, or related high-power electronic service.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
MEDIUM4BAYONET
Base pins
-
Nominal heater
7.5 V / 1.25 A

Description

The RCA 801A is a thoriated-tungsten power triode for AF amplification/modulation and RF amplification/oscillation.

Socket description

Medium 4-contact bayonet base

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
-
Socket code
MEDIUM4BAYONET
Base pins
-
Nominal heater voltage
7.5 V
Nominal heater current
1.25 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

Triode

X-ray radiationInterelectrode capacitances
Transconductance
0.00184 S
Amplification factor
8
Max plate voltage
600 V
Max plate dissipation
20 W

Published source values promoted where applicable; additional published values retained as parameters.

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

1950 General Electric Transmitting Types

Published operating points and test conditions from this source.

SECTION 1

Triode

Other

  • Maximum full-rating frequency

    60 MHz

  • Reduced-rating frequency

    120 MHz

Data set 02

1956 RCA Transmitting Tubes

Published operating points and test conditions from this source.

SECTION 1

Triode

Characteristics

  • Maximum Full-Input Frequency

    60 MHz

  • Maximum Reduced-Input Frequency

    120 MHz