5844
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BrandSylvania
ClassMedium Mu Twin Triode
BaseMiniature Button 7-Pin
Filament6.3V @ 300mA
Construction
Primary TypeTwin Triode
EnvelopeMiniature
Sections2
Filament / Heater
Heater NotesCoated Unipotential Cathode
Absolute Maximum Ratings
Plate Voltage175 V
Plate Dissipation0.5 W
Cathode Current9 mA
H-C Voltage180 V
Audio Performance
Key Features
- High zero-bias plate current
- Sharp cutoff
- Designed for moderately high-speed electronic computers
- Dependable service under intermittent operation
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Average Characteristics | 100V | 3400 | 7950 | 27 | 4.8mA |
| Computer Service (On Condition) | 150V | - | 20000 | - | 4.8mA |
| Computer Service (Off Condition) | 150V | - | 20000 | - | 0.1mA |
Application Notes
The grid voltage required to produce 100 microamperes in one section must not differ by more than 1.0 volt from the grid voltage required to produce 100 microamperes in the other section with a plate supply voltage of 150 volts and a plate load resistor of 20,000 ohms.
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