TH3509

Rugged long-life metal-ceramic traveling-wave amplifier developed for broadband electronic-countermeasures systems and demanding military microwave service.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized

Sections: 1
Base: -
Socket code: -
Base pins: -
Nominal heater: 6.3 V / -

Description

Rugged long-life metal-ceramic TWT for ECM 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: -
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

TravelingWave

X-ray radiationInterelectrode capacitances

Max plate voltage: 6500 V
Max cathode current: 210 mA

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

TravelingWave

Characteristic

Frequency Range
7-11 GHz
Heater Voltage
6.3 V
RF Output Power
>150 W
Collector Voltage
2.9 x helix voltage

Other

Maximum Helix/Beam/Anode Voltage
6500 V
Cathode/Beam Current
210 mA
Warm-up Time
3 min
Helix Voltage
5.8-6.5 kV
Helix Current Maximum
35 mA
Collector Dissipation Maximum
1200 W
Load VSWR Maximum
2.1:1