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Power - Beam (NOT sweep) ·BeamPower

7212

Rugged beam-power tube for RF power-amplifier and oscillator service and audio power amplification under severe shock and vibration.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
-
Base pins
8
Nominal heater
6.3 V / 1.25 A

Description

Rugged beam-power tube for RF power amplifier and oscillator service and AF power amplification under severe shock and vibration.

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
-
Socket code
-
Base pins
8
Nominal heater voltage
6.3 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

Beam Power

X-ray radiationInterelectrode capacitances
Transconductance
0.007 S
Max plate voltage
750 V
Max screen voltage
250 V
Max plate dissipation
25 W

Published ratings and characteristics promoted where clearly 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

1940 RCA

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Characteristics

  • Heater or filament voltage

    6.3 V

    Published nominal value

  • Heater or filament current

    1.25 A

    Published nominal/aggregate value

  • Transconductance

    7000 µS

    Published operating characteristic

  • Maximum frequency with reduced input

    175 MHz

    Published

Other

  • Maximum plate dissipation

    25 W

    Published maximum rating

  • Maximum CW input

    90 W

    ICAS up to 60 MHz