Tube-number record
12FP7
0 archive entries
BrandResearch Enterprises, Ltd.
ClassCathode Ray Tube
BaseDiheptal
Filament6.3 V @ 0.6 mA
Construction
Primary TypeDisplay / CRT
EnvelopeJ96D
Base MaterialPlastic
SectionsSingle
Filament / Heater
Heater NotesAllowable variation +/- 10%
Absolute Maximum Ratings
Plate Voltage4400 V
Grid 2 Voltage2200 V
H-C Voltage125 V
Audio Performance
Key Features
- Electrostatic Focusing
- Electrostatic Deflection
- Di-Dz trace alignment
- Metal Bulbs Contact (Cap)
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Condition 1 | 2000 V | — | — | — | — |
| Condition 2 | 4000 V | — | — | — | — |
| Condition 3 | 3000 V | — | — | — | — |
Application Notes
Anode #2 voltage should not be less than 2000 volts for adequate brilliance and definition.
Datasheets
Datasheet: 12FP7.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
0 results