Tube-number record
21GUP22
0 archive entries
21GUP22 is a tube type in the TubeDatabase archive (class: Color Picture Tube). Recorded specifications: brand Electronic Components, year 1968, construction Display / CRT, and maximum plate voltage 25000 V. The archive does not yet hold a photographed example of this type.
BrandElectronic Components
ClassColor Picture Tube
Filament6.3 V @ — mA
Construction
Primary TypeDisplay / CRT
Envelope70 degree Round
Sections3
Filament / Heater
Absolute Maximum Ratings
Plate Voltage25000 V
Audio Performance
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| White Light Output (9300° K) | 25000 V | — | — | — | 1.4 mA |
Application Notes
It is recommended that the cabinet be provided with a shatter-proof glass cover over the face to protect from accidental striking and tube implosion. Safety cover can provide x-radiation protection.
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