Tube-number record
23BVP4
0 archive entries
23BVP4 is a tube type in the TubeDatabase archive (class: Picture Tube). Recorded specifications: brand Philco, year 1961, construction Rectangular Glass, base Glass, socket CRT base (B12 family), and maximum plate voltage 25000 V. The archive does not yet hold a photographed example of this type.
BrandPhilco
ClassPicture Tube
BaseCRT base (B12 family)
Filament6.3 V @ 600 mA
Construction
Primary TypeRectangular Glass
EnvelopeJ187D1
Base MaterialGlass
Sections1
Filament / Heater
Heater NotesHeater warm-up time defined as 80% of rated value.
Absolute Maximum Ratings
Plate Voltage25000 V
Grid 2 Voltage550 V
Grid 1 Voltage-155 V
H-C Voltage200 V
Audio Performance
Key Features
- Aluminized screen
- Spherical faceplate
- Bonded shield
- Grey filter glass
- Electrostatic focus
- 92° magnetic deflection
- No ion trap
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 anode voltages higher than 16,000 volts.
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