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Power - Triode ·Triode

8012A

Forced-air-cooled thoriated-tungsten RF power transmitting triode usable at full input to approximately 500 MHz.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
SMALL4
Base pins
-
Nominal heater
6.3 V / 1.9 A

Description

The RCA 8012A is a thoriated-tungsten RF power triode with filament mid-tap, usable at full input to 500 MHz and requiring forced-air cooling at high dissipation.

Socket description

Small 4-contact transmitting-tube base

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
-
Socket code
SMALL4
Base pins
-
Nominal heater voltage
6.3 V
Nominal heater current
1.9 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
Max plate voltage
1000 V
Max plate dissipation
40 W

RF power transmitting triode.

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

1956 RCA Transmitting Tubes

Published operating points and test conditions from this source.

SECTION 1

Triode

Characteristics

  • Maximum Full-Input Frequency

    500 MHz

  • Reduced-Rating Frequency

    600 MHz

Other

  • Maximum Plate Voltage

    1000 V

    ClassCTelegraphy