大多数的多媒体计算机都带有卡拉OK的功能,这就需要一只与之相适应的话筒,市售的各种专用话筒不是不合适就是价格较贵,一般需要几十元钱。其实,只要花上几元钱,分别购买一只2kΩ、1/8W的电阻,一只10μF的电解电容器,一只盒式录音机上用的驻极体式小送话器,一只与声卡上的MIC插口直径相同的三芯插头及2m左右的三芯导线,就可以自己动手自制一只多媒体计算机的话筒。制作的方法非常简 Most multimedia computers are equipped with karaoke OK function, which requires a suitable microphone, the market is not suitable for a variety of special microphones is more expensive, generally require tens of dollars. In fact, just spend a few dollars, respectively, to buy a 2kΩ, 1 / 8W resistance, a 10μF electrolytic capacitor, a cassette recorder with electret microphones, one with the sound card MIC jack diameter of the same three-pin plug and about 2m three-core wire, you can DIY a multimedia computer’s own microphone. The production method is very simple