7137
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BrandSylvania
ClassMedium Mu Triode
Base7-Pin Miniature Button
Filament6.3V @ 225mA
Construction
Primary TypeTriode
EnvelopeT5 1/2
SectionsSingle
Filament / Heater
Heater NotesCoated Unipotential Cathode
Absolute Maximum Ratings
Plate Voltage150 V
Plate Dissipation2.25 W
Grid 1 Voltage-50 V
Cathode Current20 mA
H-C Voltage200 V
Audio Performance
Key Features
- Grounded grid amplifier
- Long life
- Stable performance
- High shock resistance
- High vibration resistance
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| UHF Amplifier | 150V | 8500 | 4700 | 40 | 13.5mA |
Application Notes
Designed primarily for use as a grounded grid amplifier at frequencies up to approximately 500 mc.
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