Tube-number record
908
0 archive entries
BrandRCA
ClassHigh-Vacuum Cathode-Ray Tube
Base7-pin (non-miniature)
Filament2.5 V @ 2100 mA
Construction
Primary TypeDisplay / CRT
EnvelopeGlass
SectionsSingle
Filament / Heater
Heater NotesUnipotential Cathode
Absolute Maximum Ratings
Plate Voltage1650 V
Grid 2 Voltage1100 V
Grid 1 Voltage-125 V
Audio Performance
Key Features
- High-Vacuum
- Electrostatic Focus
- Electrostatic Deflection
- P5 Phosphor
- Unipotential Cathode
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Operation at 1000V | 1000 V | — | — | — | — |
| Operation at 1500V | 1500 V | — | — | — | 0.33 mA |
Datasheets
Datasheet: 908.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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