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    Reversing alarm transducer

    Pbulish:admin  time:2007年12Month07Day
     
     
    静态电容:C0=1800±200pf
    谐振频率:fs=40.0±0.5kHz
    带  宽:Δf=1.0±0.2kHz
    谐振阻抗:Z0=1100±200Ω