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Specialized - Switching Tube ·MicrowaveTRSwitch

BL625

Varian/Bomac BL-625 manufacturer designation for JEDEC 6805, a double TR microwave switching tube for radar duplexing and receiver protection.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized
Sections
1
Base
-
Socket code
-
Base pins
-
Nominal heater
-

Description

Varian/Bomac BL-625 manufacturer designation for JEDEC 6805 double TR tube.

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

1953 Varian Assoc

Published operating points and test conditions from this source.

SECTION 1

MicrowaveTRSwitch

Other

  • Flat leakage power maximum

    40 mW

  • Transmitter peak power maximum

    200 kW

  • Transmitter average power maximum

    200 W

  • Ignitor current maximum

    200 uA

Characteristic

  • Recovery time maximum

    10 us

    At200kWPeak

Construction

  • Device type

    Double broadband TR tube