Tube-number record
4449A
0 archive entries
BrandRCA
ClassImage-Converter Tube
BaseSpecial / none
Construction
Primary TypeElectrostatic Focus and Deflection
EnvelopeGlass
Base MaterialBall Cap Terminals
Sections1
Filament / Heater
Absolute Maximum Ratings
Plate Voltage15000 V
Grid 2 Voltage2200 V
Grid 1 Voltage190 V
Cathode Current20 mA
Audio Performance
Key Features
- High-speed light shutter
- S-11 Response
- P11 Aluminized Fluorescent Screen
- Electrostatic Focus
- Electrostatic Deflection
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical Operating Values | 15000 V | — | — | — | — |
Application Notes
For use as a high-speed light shutter in extremely-high-speed photography. Requires magnetic shielding to minimize effects of extraneous fields.
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