原装 Bjsound 博捷 会议话筒BCZ-16有线鹅颈话筒 BCZ16会议麦克风

13522569220（微信同号）

传感器类型                                         背极式驻极体组合式音头

电路特征                                          JFET阻抗变换；电子平衡；超低噪声

指向性                                            锐指向性

频响(-3dB)                                        40Hz-16KHz(参看图2)

灵敏度@ 2500欧负载,0dB=1V/Pa                      -32dB

额定输出阻抗                                       200Ω

*小负载阻抗                                       2500Ω

总谐波失真(20Hz-20KHz 2500Ω负载)                  0.08%

共模抑制比（CMRR）                                 大于60dB(20Hz-20KHz)

本底噪声(等效SPL(A计权IEC651))                    24dB(IEC651)

*大声压级@20Hz-20KHz,THD小于1%,  2500欧负载      115dB

信噪比                                            70dB(IEC651)

动态范围(20Hz-20KHz 2500欧负载)*大声压级-本底噪声  91dB

*大输出电平@20Hz-20KHz,THD 1%,  2500欧负载        3dBV

输出极性（前振膜受正向声压时,XLR-3的2、3针间产生的电压） 
                                                正
输出连接器                                         XLR-3 公型

线缆                                              双绞屏蔽麦克电缆

电源供应                                         幻象48V  DC

电流消耗                                          5mA
工作温度/贮藏温度                                       0-55℃/15-30℃

工作湿度/贮藏湿度                                   RH 10-75℃/10-70℃

颜色                                              灰色

外形*大尺寸：                                             ￠20X390mm