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Specialized - Magnetron ·Magnetron

8684

Liquid-cooled high-power 915 MHz continuous-wave magnetron designed for industrial RF power generation, providing approximately 30 kW useful output.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized
Sections
1
Base
-
Socket code
B9A
Base pins
-
Nominal heater
12.5 V / 115 A

Description

Liquid-cooled high-power 915 MHz magnetron for CW industrial RF power generation.

Socket description

Small-button Noval 9-contact

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
-
Socket code
B9A
Base pins
-
Nominal heater voltage
12.5 V
Nominal heater current
115 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

Magnetron

X-ray radiationInterelectrode capacitances
Max plate voltage
14000 V
Max cathode current
3 A

915 MHz liquid-cooled magnetron.

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

1971 RCA HB3 Binder 6 of 7

Published operating points and test conditions from this source.

SECTION 1

Magnetron

Other

  • Heater/filament voltage

    12.5 V

  • Heater/filament current

    115 A

  • Maximum anode voltage

    14 kV

  • Maximum anode current

    3 A

  • Typical anode voltage

    12.6 kV

    30kW

  • Typical anode current

    2.8 A

    30kW

  • Useful power output

    30 kW

  • Efficiency

    86 %

    30kW

  • Minimum heating time

    10 s

Characteristic

  • Center frequency

    915 MHz

    ±15MHz

Construction

  • Cooling method

    Liquid cooled

  • Focusing method

    Electromagnet