Tube-number record
23EFPL
0 archive entries
23EFPL is a tube type in the TubeDatabase archive (class: Picture Tube). Recorded specifications: brand JEDEC, construction Display / CRT, base Plastic, socket CRT base (B7 family), and maximum plate voltage 22000 V. The archive does not yet hold a photographed example of this type.
BrandJEDEC
ClassPicture Tube
BaseCRT base (B7 family)
Filament6.3 V @ 600 mA
Construction
Primary TypeDisplay / CRT
EnvelopeGlass
Base MaterialPlastic
Sections1
Filament / Heater
Heater NotesHeater warm-up time 11 seconds
Absolute Maximum Ratings
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Cathode Drive Service | 18000 V | — | — | — | 0.15 mA |
Application Notes
Designed for operation at low grid 2 voltage for use in cathode drive circuits. External conductive coating serves as a filter capacitor when grounded.
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