Tube-number record
5FP15-A
0 archive entries
5FP15-A is a tube type in the TubeDatabase archive (class: Oscillograph Tube). Recorded specifications: brand Radio Corporation of America (RCA), year 1956, construction Display / CRT, base Medium Shell Octal 8-Pin, socket Octal, and maximum plate voltage 8000 V. The archive does not yet hold a photographed example of this type.
BrandRadio Corporation of America (RCA)
ClassOscillograph Tube
BaseOctal
Filament6.3 V @ 0.6 mA
Construction
Primary TypeDisplay / CRT
EnvelopeD-39-1/2 Clear Glass
Base MaterialMedium Shell Octal 8-Pin
SectionsSingle
Filament / Heater
Heater Notesac or dc volts
Absolute Maximum Ratings
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical Operation (4000V) | 4000 V | — | — | — | — |
| Typical Operation (5000V) | 5000 V | — | — | — | — |
Application Notes
The ultor voltage should not be less than 4000 volts for general application to maintain brilliance and definition. Effective resistance of the ultor supply should limit input power to 6 watts.
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