Tube-number record
20DP4
0 archive entries
20DP4 is a tube type in the TubeDatabase archive (class: Cathode Ray Picture Tube). Recorded specifications: brand Tung-Sol, year 1954, construction Magnetic focus and deflection, base Small Shell Duodecal 5-Pin (B5-57), socket Duodecal, and maximum plate voltage 18000 V. The archive does not yet hold a photographed example of this type.
BrandTung-Sol
ClassCathode Ray Picture Tube
BaseDuodecal
Filament6.3 V @ 600 mA
Construction
Primary TypeMagnetic focus and deflection
EnvelopeRectangular Glass
Base MaterialSmall Shell Duodecal 5-Pin (B5-57)
Sections1
Filament / Heater
Absolute Maximum Ratings
Plate Voltage18000 V
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical Operation | 16000 V | — | — | — | — |
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