210 L.F.
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BrandCossor
ClassTriode
Construction
Primary TypeTriode
Sectionssingle
Filament / Heater
Absolute Maximum Ratings
Plate Voltage150 V
Grid 1 Voltage-4.5 V
Audio Performance
Key Features
- Useful valve as the driver for a Class B Stage
- High economy in anode current
- Adequate volume for all domestic purposes
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| First L.F. Amplifier | 150V | 1400 | 10000 | 14 | 4.8mA |
Application Notes
This valve is primarily intended for use in the first low frequency stage. It is recommended as a driver for a Class B Stage in combination with the 220 B. Full output from the Class B valve should not be expected when using the 210 L.F. as a driver, but it offers high economy.
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