- 无线变频
es-凯发k8国际手机app下载
es-w1无线变频麦克风系列-带app调整、带声音效果功能
系统参数 / system features
| 载波频率 / carrier frequency: | uhf640-690mhz |
| 信道 / channel number: | 200channel |
| 频率间隔 / frequency interval: | 50hz~18khz |
| 射频模式 / rf mode: | high-performance integrated ic |
| 射频宽度 / rf bandwidth: | 50mhz |
| 信噪比 / snr: | >105db |
| 动态范围 / dynamic range: | >100db |
| 失真度 / thd: | <1.0%@1khz |
| 工作温度范围 / working temperature range: | -18~50℃ |
| 工作温度范围 / working range: | about 150m |
发射参数 / transmitter
| 射频频率 / rf frequency: | ±50ppm<10khz |
| 偏移频率 / offset frequency: | 25khz |
| 谐波 / harmonic: | <-45db/c |
| 输出功率 / output power: | ≤10mw |
| 显示 / display: | lcd(hand-held microphone) |
| 电流消耗 / current consumption: | <150ma@3v |
| 电源 / power supply: | aa 1.5v*2pcs |
| 电池 / battery life: | >8 hours |
接收器参数 / receiver
| 接收模式 / receiver mode: | high-performance integrated ic and double demodulation ture diversity |
| 灵敏度范围 / sensitivity range: | >-105db/m(20db snr) |
| 动态模式 / dynamic mode: | lcd |
| 供电 / power: | 2x1.5v aa |
| 音频输出 / audio output: | two channel mixed output/two channel balance /unbalance |