一台多媒体电脑首先应该“能说会唱”,就是说要有一块声卡。没有声卡的电脑,就像一个哑巴,靠PC机箱里的那个小喇叭,发出单调沉闷的声音,是怎么也算不上多媒体的。 一块声卡,虽然只是一块巴掌大的电路卡,但只要插在电脑里面,就可以把你的电脑变为一个音响中心,比你的SONY音响功能还强大呢。声卡可以播放声音文件,记录你的声音,聆听CD唱片,播放MIDI音乐,让你创作谱曲, A multimedia computer should first “can say that will sing”, that is to say have a sound card. A computer without a sound card, like a dumb, relying on the small speaker in a PC case, makes a monotonous, dull sound that is not multimedia. A sound card, although only a large palm-sized circuit card, but as long as the computer inside, you can turn your computer into a sound center, SONY sound than your powerful yet. Sound card can play sound files, record your voice, listen to CD records, play MIDI music, let you create music,