21GUP22
0 Tubes in archive
BrandElectronic Components
ClassColor Picture Tube
Filament6.3V @ -mA
Construction
Primary TypeColor CRT
Envelope70 degree Round
Sections3
Filament / Heater
Absolute Maximum Ratings
Plate Voltage25000 V
Audio Performance
Key Features
- New Rare-Earth (Red) Phosphor
- HI-LITE Screen
- Unity Current Ratios
- Filterglass Faceplate
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| White Light Output (9300° K) | 25000V | - | - | - | 1.4mA |
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.
Sort by
Showing 1 to 0 of 0 results