Tube-number record
D-M9-11
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BrandM-O Valve Company
ClassCathode Ray Tube
BaseCRT base (B12 family)
Filament6.3 V @ 0.6 mA
Construction
Primary TypeDisplay / CRT
Envelope9cm (3.5 inch) diameter flat faced
Base MaterialPlastic
Sections2
Filament / Heater
Heater NotesCurrent for both guns combined
Absolute Maximum Ratings
Plate Voltage1800 V
Grid 2 Voltage600 V
Grid 1 Voltage-200 V
H-C Voltage150 V
Audio Performance
Key Features
- 9cm (3.5 inch) diameter
- Flat faced
- Double gun
- Symmetrical deflection
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Each Gun | 1500 V | — | — | — | 0.15 mA |
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