27YP4
0 Tubes in archive
BrandNational Video Corporation
ClassCathode Ray Tube
BaseB6-63
Filament6.3V @ 600mA
Construction
Primary TypeCRT
EnvelopeGlass
Base MaterialPlastic
Sections1
Filament / Heater
Heater Notes600 milliampere filament used
Absolute Maximum Ratings
Plate Voltage25000 V
Grid 2 Voltage550 V
Grid 1 Voltage-154 V
H-C Voltage200 V
Audio Performance
Key Features
- Electrostatic focus
- Magnetic deflection
- Metal back screen
- Straight gun
- No ion trap required
- Aluminized P4 phosphor
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Grid Drive Service | 18000V | - | - | - | 0.1mA |
Application Notes
The 27YP4 is a 5 3/4" neck length, electrostatic focus, magnetic deflection picture tube with a Pittsburgh type implosion faceplate.
Sort by
Showing 1 to 0 of 0 results