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Specialized - Magnetron ·Magnetron

8543

Fixed-frequency high-power pulsed magnetron designed for radar and related short-pulse microwave service in its specified operating band.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized
Sections
1
Base
-
Socket code
-
Base pins
-
Nominal heater
6.3 V / 1.1 A

Description

The Sylvania 8543 is a rugged fixed-frequency X-band pulsed magnetron for airborne weather-radar systems.

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
6.3 V
Nominal heater current
1.1 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.

Pulsed magnetron interaction structure.

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

1964 RMA EIA

Published operating points and test conditions from this source.

SECTION 1

Magnetron

Characteristics

  • Preheat Voltage

    6.3 V

  • Heater Current

    1.1 A

  • Minimum Preheat Time

    2 min

  • Frequency

    9375 MHz

    Nominal

  • Frequency Tolerance

    30 MHz

    PlusMinus

  • Peak RF Power Output Minimum

    24 kW

  • Pulling Factor

    16 MHz

  • Pushing Factor Maximum

    0.2 MHz/A

Other

  • Maximum Peak Anode Voltage

    9000 V

  • Maximum Duty Cycle

    0.001 ratio

  • Maximum Pulse Width

    2.2 us

  • Typical Peak Anode Voltage

    8000 V

  • Average Power Output

    30 W