Tube-number record
19DWP4
0 archive entries
19DWP4 is a tube type in the TubeDatabase archive (class: Television Picture Tube). Recorded specifications: brand SYLVANIA, construction Rectangular Glass, base Plastic, socket CRT base (B7 family), and maximum plate voltage 23000 V. The archive does not yet hold a photographed example of this type.
BrandSYLVANIA
ClassTelevision Picture Tube
BaseCRT base (B7 family)
Filament6.3 V @ 0.45 mA
Construction
Primary TypeRectangular Glass
EnvelopeJ149F
Base MaterialPlastic
Sections1
Filament / Heater
Warm-up Time11s
Heater NotesHeater warm-up time defined as 11 seconds to reach 80% of rated voltage under specific test conditions.
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Grid Drive Service | 20000 V | — | — | — | — |
| Cathode Drive Service | 20000 V | — | — | — | — |
Application Notes
X-ray radiation shielding may be necessary if operated at higher than 16,000 volts. External conductive coating and rimbands must be grounded.
Datasheets
Datasheet: 19DWP4.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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