用APPLE-Ⅱ微机测量空气中的声速

USING APPLEⅡ MICORCOMPUTERH TO MEASURE THE VELOCITY OF SOUND IN AIR

本文利用ＡＰＰＥＬⅡ微机及其接口技术，实现声信号的快速采集，并利用微机的数据处理功能，对信号进行谱分析和运算，从而实现声速的快速和精确测量．

The article uses the interface technique of APPLEⅡ micorcomputer in atuogathering the sonicsignals. This article also uses the function of the micorcomputer′s data processing to analyze and operate the signals. Then, the measuring of sonic velocity is implemented quickly and accurately.