Tube-number record
23HFP4A
0 archive entries
23HFP4A is a tube type in the TubeDatabase archive (class: Picture Tube). Recorded specifications: brand RCA, year 1965, and construction Display / CRT. The archive does not yet hold a photographed example of this type.
BrandRCA
ClassPicture Tube
Filament6.3 V @ 450 mA
Construction
Primary TypeDisplay / CRT
EnvelopeGlass
Sections1
Filament / Heater
Heater NotesTolerance ± 20 mA
Absolute Maximum Ratings
Audio Performance
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Electrostatic Focus | — | — | — | — | — |
Application Notes
The 23HFP4A is the same as the 23ETP4 except for heater current and external conductive coating grounding details.
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