17DRP4
0 Tubes in archive
BrandPhilco
ClassTelevision Picture Tube
BaseB7-208
Filament2.68V @ 0.45mA
Construction
Primary TypeElectrostatic focus, magnetic deflection
EnvelopeW132/4A1
Sections1
Filament / Heater
Warm-up Time11s
Heater NotesControlled warm-up time for series string applications
Absolute Maximum Ratings
Plate Voltage17600 V
Grid 2 Voltage550 V
Grid 1 Voltage-155 V
H-C Voltage200 V
Audio Performance
Key Features
- Internal magnetic shielding
- Short neck length
- No ion trap magnet required
- Metal backed screen
- Straight through leads
- Low heater power
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Grid Drive Service | 14000V | - | - | - | - |
| Cathode Drive Service | 14000V | - | - | - | - |
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