Tube-number record
19BUP4
0 archive entries
19BUP4 is a tube type in the TubeDatabase archive (class: Television Picture Tube). Recorded specifications: brand Philco, construction Display / CRT, socket CRT base (B7 family), and maximum plate voltage 18750 V. The archive does not yet hold a photographed example of this type.
BrandPhilco
ClassTelevision Picture Tube
BaseCRT base (B7 family)
Filament2.2 V @ 102 mA
Construction
Primary TypeDisplay / CRT
EnvelopeGlass
Sections1
Filament / Heater
Heater NotesHeater-cathode package designed to operate at less than 0.25 W
Absolute Maximum Ratings
Plate Voltage18750 V
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Cathode Drive Service | 14000 V | — | — | — | — |
Application Notes
The 19BUP4 reaches an acceptable brightness level at a fraction of the time required of conventional picture tubes. X-ray radiation shielding may be necessary if operated at anode voltages higher than 16,000 volts.
Datasheets
Datasheet: 19BUP4.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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