Description
The 10J12S pentodes are enclosed in glass bulb and are provided with an octal base and an indirectly heated oxide-coated cathode. 10J12S was designed for high-frequency voltage amplification in long-distance wire service systems, you can used in some Hi-Fi applications. Perfectly sounding.
- Stamp of technical control department of the manufacturer ” ОТК “
Near equivalent: WE310A. Premium quality vacuum tube!
Technical specifications:
- Filament voltage: 10 ± 0,7V
- Filament current: 320mA
- Anode voltage nominal (DC): 250V
- Anode voltage limit (DC): 250V
- Anode: 5,5 ± 1,5mA
- First nominal grid voltage (DC): minus 3V
- Backlash first: 0.5uA
- Second nominal grid voltage (DC): 135V
- A second threshold voltage grid (DC): 180V
- Grid current second: 1,05 ± 0,55mA
- Third nominal grid voltage (DC): 0V
- Withstand voltage between cathode and heater: 150V
- Leakage current between the cathode and heater: 20uA
- Insulation resistance of the anode: 20mOhm
- Insulation resistance of the grid of the first: 20mOhm
- Slope: 1,85 ± 0,25mA/V
- Slope at a current 300 mA filament: 1.45mA/V
- The maximum power dissipation at the anode: 1.9W
- The maximum power dissipated in the second grid: 0.4W
- Output power: 0.4W
- Total harmonic distortion less than: 14%
- The internal resistance: 500Ohm
The minimum operating time is not less than 6000 hours.
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