F3004

Broadband gas-filled TR protection tube for military radar service. Its discharge rapidly isolates and protects the receiver during transmitter pulses.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized

Sections: 1
Base: -
Socket code: -
Base pins: -
Nominal heater: -

Description

The F3004/AR414 is a broadband fixed-tuned gas-discharge TR tube using pre-tuned spark gaps and a keep-alive ignitor for radar receiver protection.

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: -
Nominal heater current: -
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

MicrowaveTRSwitch

X-ray radiationInterelectrode capacitances

No fixed ratings are recorded for this section.

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

1972 Thomson CSF

Published operating points and test conditions from this source.

SECTION 1

MicrowaveTRSwitch

Characteristic

Frequency Range
2900 to 3230 MHz
Ignitor Voltage Drop
200 to 500 V
Recovery Time at 3 dB Maximum
40 us
Insertion Loss Maximum
0.7 dB

Other

RF Peak Power Maximum
30 kW
Ignitor Pulse Voltage Peak
600 V
Duty Cycle
0.001
Ignitor Peak Current Maximum
3 mA