Tube-number record
SC-3821
0 archive entries
SC-3821 is a tube type in the TubeDatabase archive (class: Cathode Ray Tube). Recorded specifications: brand Sylvania, construction Display / CRT, socket Duodecal, and maximum plate voltage 13200 V. The archive does not yet hold a photographed example of this type.
BrandSylvania
ClassCathode Ray Tube
BaseDuodecal
Filament6.3 V @ 600 mA
Construction
Primary TypeDisplay / CRT
Envelope7-inch round glass
SectionsSingle
Filament / Heater
Heater NotesHeater current range 540 to 660 mA
Absolute Maximum Ratings
Plate Voltage13200 V
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Standard | 10000 V | — | — | — | — |
Application Notes
Intended for either simultaneously photographing the electron image or for optical projection of overlay information for comparator applications.
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