供應健步對講機\健步K-303P\健步K303P\5W 鋰電
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頻率范圍                                                                                                            400～470MHz

                                                                                                                                136～174MHz

                                                                                                                                                

信道數                                                                                                                    99個

信道間隔                                                                                                              12.5/25KHz

工作電壓                                                                                                              7.5V

標配電池                                                                                                              1200mAh(Li-ion)

頻率穩(wěn)定度                                                                                                          ±2.5ppm

工作溫度范圍                                                                                            -20  C～+55  C

天線阻抗                                                                                                                50Ω

外形尺寸(高×寬×深)                                                                                        99mm×52mm×25mm

重量(含天線，帶電池)                                                                                        182g

  

  

發(fā)射部分        接收部分

射頻功率                                              5W

調制方式                                            F3E

雜波和諧波                        ≤-60dB

剩余調頻                            ≤-40dB

調制失真                                        ≤5%

最大頻偏                                ±5KHz

  

  

靈敏度                                          ≤0.2uV

調制接收帶寬                              ±5KHz

鄰道選擇性                                    ≥60dB

互調抗擾性                                    ≥60dB

雜散響應抑制                                ≥60dB

音頻輸出功率                        ≥500mW

音頻失真                                              ≤5%