SR 42
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ClassVoltage Reference Tube
BaseSubminiature soldering leads
Construction
Primary TypeCold molybdenum cathode
EnvelopeSubminiature
SectionsSingle
Filament / Heater
Absolute Maximum Ratings
Plate Voltage130 V
Cathode Current2.5 mA
Audio Performance
Key Features
- Cold molybdenum cathode
- Subminiature size
- Independent of illumination
- Soldering connections
- Any mounting position
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Stabilizing | 86V | - | - | - | 1mA |
Application Notes
Voltage reference tube with cold molybdenum cathode. Subminiature size with soldering connections. The breakdown voltage is independent of illumination. The firing anode (Az) can be used to cause firing of the main anode when applied voltage exceeds stabilized voltage by a few volts.
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