Tube-number record
5ACP4
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5ACP4 is a tube type in the TubeDatabase archive (class: Cathode Ray Tube). Recorded specifications: brand Vacuum Tube Products, year 1952, construction Other / special, socket Octal, and maximum plate voltage 18000 V. The archive does not yet hold a photographed example of this type.
BrandVacuum Tube Products
ClassCathode Ray Tube
BaseOctal
Filament6.3 V @ 0.6 mA
Construction
Primary TypeOther / special
EnvelopeGlass
SectionsSingle
Filament / Heater
Heater NotesAC or DC
Absolute Maximum Ratings
Plate Voltage18000 V
Grid 2 Voltage410 V
Grid 1 Voltage-125 V
H-C Voltage125 V
Audio Performance
Key Features
- Zero focus voltage type
- High definition and intensity
- Metal backed screen
- Ion burn protection
- Optical glass face plate
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical Operation | 12000 V | — | — | — | — |
Application Notes
Interchangeable with old style 5F tubes by removing focus coil and jumping pin 6 and 7. Recommended for high ambient light levels.
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