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Specialized - Magnetron ·Magnetron

7156

Integral-magnet mechanically tunable pulsed magnetron for approximately 5.45–5.825 GHz radar service, producing at least about 250 kW peak output.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized
Sections
1
Base
-
Socket code
-
Base pins
-
Nominal heater
5 V / 4.9 A

Description

Integral-magnet mechanically tunable pulsed magnetron for 5450-5825 MHz radar service, rated for at least 250 kW peak output and requiring forced-air cooling.

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
-
Socket code
-
Base pins
-
Nominal heater voltage
5 V
Nominal heater current
4.9 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

Magnetron

X-ray radiationInterelectrode capacitances

No fixed ratings are recorded for this section.

Published electrical section from 7156.pdf; identical repeated sections compressed when applicable.

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

1938 Raytheon

Published operating points and test conditions from this source.

SECTION 1

Magnetron

Other

  • Duty cycle . . . . .00l Peak anode voltage

    245 kV

    Duty cycle . . . . .00l Peak anode voltage . . 245kv

  • heater voltage should be reduced to

    0 V

    heater voltage should be reduced to 0.0 volts. For

  • to keep healer current surges below

    30 A

    to keep healer current surges below 30 amps.

  • Surges in excess of

    30 A

    Surges in excess of 30 amps may open circuit the 20 '1-7

  • RK7156 MAGNETRON

    5825 MHz

    RK7156 MAGNETRON 5825 Mc-LI/l VSWR RK 7156 MAGNETRON 5450 Mc-Li/1 VSWR

  • FIG % LOAD GIAGREN OF TYPICAL 0{ T{36 MAGNETRON

    5700 MHz

    FIG % LOAD GIAGREN OF TYPICAL 0{ T{36 MAGNETRON- 5700 Mc

  • quency of

    5650 MHz

    quency of 5650 Mc, they do not change signifi- tions, Raytheon Mig. Company.