Tube-number record
TH 9812 PA
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BrandTHOMSON-CSF
ClassVidicon Camera Tube
BaseSubminiature
Filament6.3 V @ 150 mA
Construction
Primary TypeDisplay / CRT
EnvelopeGlass
SectionsIsolated post-acceleration electrode with separate mesh connection
Filament / Heater
Heater NotesIndirectly heated unipotential cathode; 60s minimum preheating time
Absolute Maximum Ratings
Plate Voltage1000 V
Grid 2 Voltage350 V
Grid 1 Voltage-150 V
H-C Voltage125 V
Audio Performance
Key Features
- Magnetic Focus and Deflection
- High Resolution (1000 TV Lines)
- High Sensitivity (900 uA/lm)
- Low Lag
- Industrial TV Applications
- Flat Faceplate
- Particle Barriers
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| High Mode | 900 V | — | — | — | — |
| Intermediate Mode | 500 V | — | — | — | — |
| Low Mode | 300 V | — | — | — | — |
Application Notes
Specifically designed for pick-up high quality TV cameras. Sensitivity can be equivalent to ASA 2000 film. Resolution is measured at center and corners. Shading can be compensated by adjustment of cathode, g1 and g2 voltages.
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