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Specialized - Traveling Wave ·TravelingWave

7847

Helix traveling-wave power amplifier for 5–6 GHz service, producing about 10 watts with at least 27 dB gain.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized
Sections
1
Base
-
Socket code
-
Base pins
-
Nominal heater
6.3 V / 2.2 A

Description

The F-7847 is a helix traveling-wave power amplifier for 5 to 6 GHz operation, producing approximately 10 W with at least 27 dB gain.

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
2.2 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

TravelingWave

X-ray radiationInterelectrode capacitances
Max plate voltage
3000 V
Max cathode current
70 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

1962 ITT

Published operating points and test conditions from this source.

SECTION 1

TravelingWave

Characteristic

  • Frequency Range

    5.0-6.0 GHz

  • Heater Voltage

    6.3 V

  • Heater Current

    2.2 A

  • RF Output Power

    10 W

  • Minimum Gain

    27 dB

Other

  • Maximum Anode Voltage

    3000 V

  • Maximum Cathode Current

    70 mA

  • Maximum Collector Dissipation

    200 W

  • Maximum Duty Cycle

    1