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

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16CAP4 vacuum tube outline illustration

Tube-number record

16CAP4

0 archive entries

16CAP4 is a tube type in the TubeDatabase archive (class: Cathode Ray Tube). Recorded specifications: brand National Video Corporation, construction Display / CRT, socket CRT base (B7 family), and maximum plate voltage 18000 V. The archive does not yet hold a photographed example of this type.

BrandNational Video Corporation
ClassCathode Ray Tube
BaseCRT base (B7 family)
Filament6.3 V @ 450 mA

Construction

Primary TypeDisplay / CRT
EnvelopeJ-125-B1
SectionsSingle

Filament / Heater

MaterialStraight gun
Warm-up Time11s
Heater Notes450 +20 ma

Absolute Maximum Ratings

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Grid Drive Service15000 V———0.1 mA

Application Notes

The 16CAP4 is a 16-114 degree banded cathode ray tube with a 4 3/8 inch neck length.

Datasheets

Datasheet: 16CAP4.pdf

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Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.

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Manufacturers

Brands

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    Plate Voltage18000 V
    Grid 2 Voltage550 V
    Grid 1 Voltage-155 V
    H-C Voltage200 V

    Audio Performance

    Key Features
    • Straight gun requires no ion trap
    • Electrostatic focusing
    • Magnetic deflection
    • Banded implosion protection
    • Aluminized phosphor