• <em id="lvchf"></em>

      <ruby id="lvchf"><p id="lvchf"><i id="lvchf"></i></p></ruby>
      
      

          <sub id="lvchf"></sub>

              <nav id="lvchf"></nav>
                1. 世界的良音

                  良音分享:

                  DS20-53

                  特性

                   

                   DS20-53 規格


                   

                  盆架: 08f
                  尺寸規格(直徑x高):20x3.9mm
                  輸出聲壓水平: 87±3dbat 800,1000,1200,1400 HZ average. 
                  測試條件: sin swept measurement at 0.1w on axis at 0.1m.
                  共振頻率( fo ):720±20%HZ at 1v.( no baffle )
                  阻抗: 8±15% ?(at 1kHZ 1v) without baffler.
                  頻率范圍: fo20k HZ (deviation 10 db from average s.p.l.)
                  額定功率: 1.0w.最大功率: 1.5w.
                  失真度: less than 5% at 1kHZ, 1.0w
                  操作溫度范圍:-20 to +60                           
                  存儲溫度范圍: -20 to +60                                                                      

                   

                   

                   DS20-53結構圖

                   

                  欧美xxxxx性视频