90EB4P
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ClassOscilloscope Tube
BaseB.12.D
Filament4V @ 1mA
Construction
Primary TypeCathode Ray Tube
EnvelopeGlass
SectionsSingle
Filament / Heater
Heater Notesa.c. or d.c. volts
Absolute Maximum Ratings
Plate Voltage6000 V
Grid 2 Voltage4000 V
Audio Performance
Key Features
- Electrostatic Focus
- Electrostatic Deflection
- Post Deflector Accelerator (PDA)
- Internal Conductive Coating
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical PDA Operation | 4000V | - | - | - | - |
Application Notes
The angle between the X and Y traces is 90 degrees. Undeflected focused spot falls within a 6mm radius circle from the tube center.
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