Description

2pcs Psvane Tube New ECC83 12AX7 Valve audio amplifier Preamp SPECIFICATION Filament Heating UH………… 6.3(paralleling) 12.6(serial) V IH………… 300 150mA Maximum Ratings(each triode) For class A amplification Plate voltage………………………… 330V Grid negative voltage………………… -50V Grid positive voltage…………………… 0V Plate power dissipation……………… 1.2W heater voltage between cathodes……… ±180V Capacitance Input capacitance…………1.6pF 1.6pF Output capacitance………..0.46pF 0.34pF Muller capacitance………..1.7pF 1.7pF DC Parameters Ua………………………… 100 250 V Ug………………………… -1 -2 V Ia………………………… 0.5 1.2 mA Gm………………………… 1.25 1.6 mA/V Rk………………………… 270 200Ω u ………………………… 100 100 Ri………………………… 80 62.5 kΩ Payment l Payment is expecting within 5days after you win the item or pls contact us. l You must offer telephone for delivery. Shipping and Handling l We ship the order within 3days after the payment. l We ship the package by registered air mail. It will last about 7-14days or longer in some countries. l We ship to the confirm paypal address. Pls make sure your paypal address is right. Or match the address when you payment.