Description
10J12S x 3pcs. = Matched pair + spare tube + socket = 1 LOT Tube is tested with professional tube Tester L3-3 The main technical characteristics of 10J12S : 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. Shipment ========= Sending parcels with a track number worldwide by airmail. Estimate delivery time is 10-20 working days.