Nominal Frequency             (kHz)                                   

40/48/58±1

Capacity                             (pf)

2000±15%

Ring Down Time                 (ms)

    ≤1.2

Sound Pressure Level        (dB)

  109±5

Sensitivity                          (dB)

   -70±5

Resistance                         (Ω)     

      500

Angle                                  (°)

    90±5

Input Voltage                     (Vp-p)

      150

Operating Temp. Range     (^oC)

   -30~+80

Storage Temp.                    (^oC)

   -40~+85

Weight                                (g)

       4.8