Tube-number record
4598
0 archive entries
4598 is a tube type in the TubeDatabase archive (class: Graphechon Scan-Conversion Storage Tube). Recorded specifications: brand RCA, year 1971, construction Other / special, base Ruggedized Structure, socket Flexible / flying leads, and maximum plate voltage 1500 V. The archive does not yet hold a photographed example of this type.
BrandRCA
ClassGraphechon Scan-Conversion Storage Tube
BaseFlexible / flying leads
Filament6.3 V @ 0.1 mA
Construction
Primary TypeOther / special
EnvelopeGlass
Base MaterialRuggedized Structure
SectionsDual-Gun (Writing and Reading)
Filament / Heater
Heater Notes0.6-Watt Heaters for Writing and Reading Guns
Absolute Maximum Ratings
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Writing Gun | — | — | — | — | — |
| Reading Gun | — | — | — | — | 0.0005 mA |
Application Notes
Designed to meet MIL-E-5400 Specification. Storage time proportional to area scanned by reading-gun raster.
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