Tube-number record
E5028A
0 archive entries
E5028A is a tube type in the TubeDatabase archive (class: X-ray Image Intensifier Tube). Recorded specifications: brand Toshiba, construction Electrostatic Focus, socket Special / none, and maximum plate voltage 27000 V. The archive does not yet hold a photographed example of this type.
BrandToshiba
ClassX-ray Image Intensifier Tube
BaseSpecial / none
Construction
Primary TypeElectrostatic Focus
EnvelopeGlass
SectionsSingle-stage
Filament / Heater
Absolute Maximum Ratings
Plate Voltage27000 V
Audio Performance
Key Features
- Brightness gain x10,000
- P20 phosphor
- Internal ion pump
- Mu-metal lining shield
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Standard | 25000 V | — | — | — | 0.0002 mA |
Application Notes
Used for medical and industrial fluoroscopy, television pick up with vidicon or image orthicon, and photography.
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