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Specialized - Magnetron ·Magnetron

7111

Member of the 7110 tunable X-band pulsed-magnetron family, differing chiefly in tuning-control arrangement while retaining high-power radar-frequency oscillator service.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized
Sections
1
Base
-
Socket code
B9A
Base pins
-
Nominal heater
13.75 V / 3.15 A

Description

Printed member of the 7110/7111/7112 tunable pulsed-magnetron family; differs chiefly in tuning-control arrangement.

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
13.75 V
Nominal heater current
3.15 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
23000 V
Max cathode current
12 A

Published ratings/characteristics promoted from supplied datasheet.

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

Magnetron

Characteristics

  • Heater or filament voltage

    9 V

    Published nominal value

  • Heater or filament current

    14.2 A

    Published nominal/aggregate value

  • Frequency range

    8500 to 9600 MHz

    Published tuning range

Other

  • Peak RF power output

    230000 W

    Pulsed oscillator service

Data set 02

1971 RCA HB3 Binder 6 of 7

Published operating points and test conditions from this source.

SECTION 1

Magnetron

Characteristics

  • Frequency Minimum

    8500 MHz

    Pulsed magnetron oscillator

  • Frequency Maximum

    9600 MHz

    Pulsed magnetron oscillator

  • Minimum Cathode Heating Time

    2.5 min

    Pulsed magnetron oscillator

Other

  • Maximum Peak Anode Voltage

    23 kV

    Pulsed magnetron oscillator

  • Maximum Pulse Duration

    2.6 µs

    Pulsed magnetron oscillator

  • Maximum Rate of Rise of Voltage Pulse

    200 kV/µs

    Pulsed magnetron oscillator

  • Typical Peak Anode Voltage

    22 kV

    Pulsed magnetron oscillator

  • Typical Peak Power Output

    230 kW

    Pulsed magnetron oscillator

  • Pulse Repetition Rate Minimum

    400 pps

    Pulsed magnetron oscillator

  • Pulse Repetition Rate Maximum

    4000 pps

    Pulsed magnetron oscillator