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Tube Database (7,341 tube types · 1,270 archive entries)

Pre (2,630 tube types), Other (2,603 tube types), Power (1,292 tube types), Rectifier (816 tube types)
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Tube-number record

1LOAMP7

0 archive entries

1LOAMP7 is a tube type in the TubeDatabase archive (class: Radar Display Tube). Recorded specifications: brand Westinghouse Electric Corp., construction Display / CRT, base Plastic, socket Duodecal, maximum plate voltage 12000 V, and maximum plate dissipation 3.5 W. The archive does not yet hold a photographed example of this type.

BrandWestinghouse Electric Corp.
ClassRadar Display Tube
BaseDuodecal
Filament6.3 V @ 0.6 mA

Construction

Primary TypeDisplay / CRT
EnvelopeRound Glass
Base MaterialPlastic
SectionsDual

Filament / Heater

Heater NotesAC or DC

Absolute Maximum Ratings

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Triode Section160 V1300015402020 mA
CRT Gun Section10000 V————

Application Notes

Designed for radar display applications. Input signal of 3.5 to 5.5 volts drives the tube to full brightness (400 to 750 microamperes peak anode current).

Filters

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Manufacturers

Brands

    0 results
    Plate Voltage12000 V
    Plate Dissipation3.5 W
    Grid 2 Voltage350 V
    Grid 1 Voltage-150 V
    Cathode Current25 mA
    H-C Voltage180 V

    Audio Performance

    Key Features
    • Low Drive
    • High Transconductance
    • Long-persistence P7 screen
    • Neutral gray glass faceplate