声卡数字频率计.该程序是标准的Windows界面，界面友好，以黑色背景红色大号字体显示频率值，具有醒目、程序简洁和测量精度高的特点-Sound Card digital frequency meter. The procedure is the standard Windows interface, the interface is friendly. red and black background tuba font frequency is smart, concise and proce

Creating Audio CDs using IMAPI2:Using the Image Mastering API to create Red Book Audio CDs.

Frequency Analyzer: There is a white vertical line moving from left to right. It leaves behind a colorful trace. The colors correspond to the intensities of various components of the sound. For instance, if you whistle into the microphone a pure sine