M38-120W
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ClassMonitor Tube
BaseNeo eightar (B8H), IEC67-I-31a
Filament6.3V @ 300mA
Construction
Primary TypeMonochrome CRT
EnvelopeRectangular television tube
Sections1
Filament / Heater
Heater NotesIndirect by a.c. or d.c.; parallel or series supply
Absolute Maximum Ratings
Plate Voltage18000 V
Grid 2 Voltage550 V
Grid 1 Voltage-150 V
H-C Voltage250 V
Audio Performance
Key Features
- Metal backed screen
- Integral protection
- White luminescence
- 110° deflection angle
- Magnetic deflection
- Electrostatic focusing
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical Operating Conditions | 16000V | - | - | - | - |
Application Notes
The M38-120W is a 38 cm-diagonal rectangular television tube primarily intended for use as a monitor tube. X-ray shielding is advisable if operated above 16 kV. Protective circuits using spark gaps are recommended to prevent damage from internal flash-overs.
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