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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

PRINTER-TYPE CATHODE RAY TUBE

0 archive entries

PRINTER-TYPE CATHODE RAY TUBE is a tube type in the TubeDatabase archive (class: Cathode Ray Tube). Recorded specifications: brand Raytheon, year 1960, construction Other / special, socket Duodecal, maximum plate voltage 25000 V, and maximum plate dissipation 6 W. The archive does not yet hold a photographed example of this type.

BrandRaytheon
ClassCathode Ray Tube
BaseDuodecal
Filament6.3 V @ 600 mA

Construction

Primary TypeOther / special
EnvelopeGlass
SectionsSingle row printing element

Filament / Heater

Heater NotesVoltage +/- 10%

Absolute Maximum Ratings

Plate Voltage25000 V

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Typical20000 V———0.2 mA

Application Notes

The printing element consists of fine wires imbedded in glass. Characters are formed by electron charges on paper acting as a dielectric, developed via positively charged ink.

Filters

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Manufacturers

Brands

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    Plate Dissipation6 W
    Grid 2 Voltage700 V
    Grid 1 Voltage-180 V
    H-C Voltage180 V

    Audio Performance

    Key Features
    • High-resolution gun
    • High-current gun
    • Deposits electrostatic charge on paper
    • High speed printing capability