19CUPU
0 Tubes in archive
BrandPhilco
ClassTelevision Picture Tube
BaseB7-208
Filament6.3V @ 450mA
Construction
Primary TypeCathode Ray Tube
EnvelopeGlass
Base MaterialPlastic
SectionsSingle
Filament / Heater
Heater Notes11 seconds warm-up time
Absolute Maximum Ratings
Plate Voltage22000 V
Grid 2 Voltage80 V
H-C Voltage200 V
Audio Performance
Key Features
- 19 inch rectangular
- Aluminized screen
- Spherical faceplate
- Non-ion trap gun
- Internal shielding
- Electrostatic focus
- Magnetic deflection
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Cathode Drive Service | 16000V | - | - | - | - |
Application Notes
Designed for cathode drive service under low G2 voltage conditions.
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