Tube-number record
21VAKP22
0 archive entries
21VAKP22 is a tube type in the TubeDatabase archive (class: Color Picture Tube). Recorded specifications: brand RCA, year 1972, construction Display / CRT, base Plastic, socket CRT base (B12 family), and maximum plate voltage 27500 V. The archive does not yet hold a photographed example of this type.
BrandRCA
ClassColor Picture Tube
BaseCRT base (B12 family)
Filament6.3 V @ 900 mA
Construction
Primary TypeDisplay / CRT
EnvelopeJ561A06 (Glass)
Base MaterialPlastic
Sections3
Filament / Heater
Heater NotesSeries connected heaters within tube
Absolute Maximum Ratings
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical Drive Service | 25000 V | — | — | — | 0.3 mA |
Application Notes
Recommended for color television receivers requiring a 21-inch ultra-rectangular display. Includes 5V standby condition option for cathode life extension.
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