搜索 - 科创

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视频是没找到合适的摄像工具，直接弄个5年前买的摄像头用电脑拍的，视频的右上角是麦克风... 1.声音是mp3输出，没加功放，声音很小，所以就把麦克风靠进去了.. 2.电路是神之觉醒的那个电路，直接驱动...

先邀请大家完成一个非常欢乐的智力测试。-------------------------------------------------高尚的分割线-------------------------...

昨晚调试等离子扬声器时，发现当频率调到31KHZ左右时，电弧特长[s:257]，否则只有几毫米[s:257]偏了点频率就不行了[s:246][s:261]详情看视频：（从听到啪的电源开关声后，就没断开...

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