21MP4
0 Tubes in archive
BrandGeneral Electric
ClassCathode-Ray Tube
BaseSmall-shell Duodecal 6-pin (JETEC No. B6-63)
Filament6.3V @ 600mA
Construction
Primary TypeCathode-Ray Tube
EnvelopeMetal Cone
Sections1
Filament / Heater
Absolute Maximum Ratings
Plate Voltage16000 V
Grid 2 Voltage500 V
Grid 1 Voltage-125 V
H-C Voltage180 V
Audio Performance
Key Features
- Electrostatic focus
- Magnetic deflection
- 21-inch rectangular
- Metal cone envelope
- Ion-trap gun
- Frosted gray faceplate
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical | 14000V | - | - | - | - |
Sort by
Showing 1 to 0 of 0 results