TH2602

Specialized microwave TR-switching tube. Available source material establishes microwave switching service but does not identify a narrower operating band or application.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized

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

Description

The TH2602 is a fixed-tuned band-pass TR microwave tube for C-band radar service, incorporating an electromagnetically controlled shutter and handling high peak transmitted power.

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.

Published electrical data audited and retained in parameter table.

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

Other

Ignitor current . .. .. L Lo [1]
100 A
Ignitor current . .. .. L Lo 100 200 MA
Ignitor current . .. .. L Lo [2]
200 A
Ignitor current . .. .. L Lo 100 200 MA
Open circuit ignitor voltage
-700 V
Open circuit ignitor voltage . . ... ........... —700
Applied power,peak [1]
4 kW
Applied power,peak . ... ... .. ... ... . ... 4.0 300 kW
Applied power,peak [2]
300 kW
Applied power,peak . ... ... .. ... ... . ... 4.0 300 kW
Ignitor voltage drop (for [1]
100 V
Ignitor voltage drop (for 100 uA ignitor current) . . 200
Ignitor voltage drop (for [2]
200 V
Ignitor voltage drop (for 100 uA ignitor current) . . 200
power levels (incident peak power less than
1 kW
power levels (incident peak power less than 1 kW), It is not intended for applications involving the switching of
Eid = average ignitor voltage drop =
300 V
Eid = average ignitor voltage drop = 300 volts
Use [1]
1 V
Use 1 uF,2500 V capacitor across shutter to reduce surge voltage on opening switch.
Use [2]
2500 V
Use 1 uF,2500 V capacitor across shutter to reduce surge voltage on opening switch.