Tube-number record
7828
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BrandGeneral Electrodynamics Corporation
ClassScan Conversion Tube
BaseSubminiature
Filament6.3 V @ 600 mA
Construction
Primary TypeDisplay / CRT
EnvelopeHard Glass
SectionsDual Gun (Writing and Reading)
Filament / Heater
Heater NotesBoth guns
Absolute Maximum Ratings
Plate Voltage10000 V
Grid 2 Voltage500 V
Grid 1 Voltage-150 V
Audio Performance
Key Features
- Simultaneous reading and writing
- Variable dynamic decay time
- GEC particle shield
- Precision molded hard glass envelope
- High resolution capabilities
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Writing Side (referred to ground) | — | — | — | — | — |
| Reading Side (referred to ground) | — | — | — | — | 0.00015 mA |
Application Notes
Designed for use in high resolution systems where conversion from one scanning system or frequency to another is desired, such as slow scan narrow band TV transmission and P.P.I. radar to TV conversion.
Datasheets
Datasheet: 7828.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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