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Psvane Mark ⅡSeries Stereo Vacuum Tubes 12AU7-TⅡ B9A Double Triodes Base

    Buy cheap Psvane Mark ⅡSeries Stereo Vacuum Tubes 12AU7-TⅡ B9A Double Triodes Base from wholesalers
     
    Buy cheap Psvane Mark ⅡSeries Stereo Vacuum Tubes 12AU7-TⅡ B9A Double Triodes Base from wholesalers
    • Buy cheap Psvane Mark ⅡSeries Stereo Vacuum Tubes 12AU7-TⅡ B9A Double Triodes Base from wholesalers

    Psvane Mark ⅡSeries Stereo Vacuum Tubes 12AU7-TⅡ B9A Double Triodes Base

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    Brand Name : PSVANE
    Model Number : 12AU7 -TⅡ
    Certification : Rhos
    Price : Negotiable
    Payment Terms : Paypal, T/T, Western Union
    Supply Ability : 1000pcs/month
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    Psvane Mark ⅡSeries Stereo Vacuum Tubes 12AU7-TⅡ B9A Double Triodes Base

    Psvane Mark Ⅱ Series 12AU7 -TⅡ B9A Double triodes base hi-fi audio vacuum tube 12AU7 ECC82



    12AU7-TII is double triode small size novel tube, it is used as inverter drive push-pull amplifier in amplifying circuit.

    Heater
    Uf-----------------6.3V 12.6 V
    If-------------------0.30 0.15 A
    Direct Interelectrode Capacitances
    No.1 No.2
    input---------- 1.6 1.6 PF
    output---------- 0.4 0.32 PF
    grid to plate----------1.5 1.5 PF
    Static parameter
    Ua--------------100 250 V
    —Ug-------------0 8.5 V
    Ia---------------11.8 10.5 mA
    Gm--------------3.1 2.2 mA/V
    u--------------- 20 17
    ri(approx)---------6.5 7.7 KΩ
    Ug(approx)--------—11.8 —10.5 V
    (when Ia=10uA)
    class A1.maximum.single triode.
    Ua----------------300 V
    Pa-------------2.75 W
    Ik(max)-------------20 mA
    Ug----------------—50 V
    Uh-k(pk)--------±200 V
    Rg
    with cathode bias----------------1 MΩ
    with fixed bias-------------- 0.25 MΩ




    Product Tags:

    nos vacuum tubes

      

    speaker vacuum tube

      
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