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6249A

Mechanically tunable pulsed magnetron covering approximately 8.5–9.6 GHz with about 240 kW peak output, integral magnet, and forced-air cooling.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized

Sections: 1
Base: -
Socket code: -
Base pins: -
Nominal heater: 9 V / 14.2 A

Description

Mechanically tunable pulsed magnetron oscillator with approximately 240 kW peak output over 8.5 to 9.6 GHz, using an integral magnet and 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: 9 V
Nominal heater current: 14.2 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 cathode current: 32 A

Published ratings and characteristics promoted where clearly stated; identical repeated sections compressed where 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

Characteristics

Heater or filament voltage
9 V
Published nominal value
Heater or filament current
14.2 A
Published nominal or representative value
Frequency range
8500 to 9600 MHz
Published operating or tuning range
Minimum preheat time
3 min
Published

Other

RF power output
240000 W
Published or source-summary output
Maximum duty cycle
0.0013 fraction
Published absolute maximum