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Specialized - Traveling Wave ·TravelingWave

LA162

Unpackaged J-band forward-wave amplifier covering 11.5–18 GHz, providing at least 20 dB gain for low-power broadband microwave amplification.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized
Sections
1
Base
-
Socket code
-
Base pins
-
Nominal heater
8.5 V / 400 mA

Description

The Mullard LA162 is a broadband forward-wave/traveling-wave microwave amplifier.

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
8.5 V
Nominal heater current
400 mA
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

No fixed ratings are recorded for this section.

Forward-wave/traveling-wave interaction structure.

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

1963 Mullard

Published operating points and test conditions from this source.

SECTION 1

TravelingWave

Other

  • Collector voltage maximum

    1850 V

  • Collector current maximum

    450 uA

  • Collector dissipation maximum

    800 mW

  • Helix voltage maximum

    1750 V

  • Helix current maximum

    45 uA

  • Anode2 voltage maximum

    200 V

  • Anode1 voltage maximum

    350 V

  • Focus-electrode voltage maximum

    120 V

  • Input signal maximum

    300 mW

  • Heater-to-cathode voltage maximum

    50 V

  • Frequency minimum

    11.5 GHz

  • Frequency maximum

    18 GHz

  • Frequency

    15 GHz

  • Collector voltage

    1700 V

    f=15GHz

  • Helix voltage

    1600 V

    f=15GHz

  • Anode2 voltage

    150 V

    f=15GHz

  • Anode1 voltage

    320 V

    f=15GHz

  • Focus-electrode voltage

    -100 V

    f=15GHz

  • Collector current

    350 uA

    f=15GHz

  • Gain

    22 dB

    f=15GHz

  • Noise factor

    26 dB

    f=15GHz

  • Power output

    10 uW

    f=15GHz

Characteristics

  • Gain minimum

    20 dB

    LowPowerLevel

  • Noise factor maximum

    28 dB

  • Saturation output power minimum

    3 mW