Tube-number record
21EYP4
0 archive entries
21EYP4 is a tube type in the TubeDatabase archive (class: Television Monitor Tube). Recorded specifications: brand SYLVANIA, construction Display / CRT, base Small Shell Duodecal, socket Duodecal, and maximum plate voltage 22000 V. The archive does not yet hold a photographed example of this type.
BrandSYLVANIA
ClassTelevision Monitor Tube
BaseDuodecal
Filament6.3 V @ 650 mA
Construction
Primary TypeDisplay / CRT
EnvelopeRectangular Glass
Base MaterialSmall Shell Duodecal
Sections1
Filament / Heater
Heater Notes0.65 Ampere
Absolute Maximum Ratings
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Grid Drive Service | 18000 V | — | — | — | — |
Application Notes
X-ray radiation shielding may be necessary if operated at higher than 16,000 volts.
Datasheets
Datasheet: 21EYP4.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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