Tube-number record
21GVP22
0 archive entries
21GVP22 is a tube type in the TubeDatabase archive (class: Color Picture Tube). Recorded specifications: brand RCA, year 1968, construction Display / CRT, 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 @ 1900 mA
Construction
Primary TypeDisplay / CRT
Envelope70° Round
Sections3
Filament / Heater
Heater NotesHeater of each gun parallel connected within tube
Absolute Maximum Ratings
Plate Voltage27500 V
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Color Operation | 25000 V | — | — | — | 1 mA |
Application Notes
Shielding for X-radiation may be needed as anode voltages can reach 27.5 kV. The grid-No.3 circuit resistance should not exceed 7.5 megohms.
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