用speakworkshop测量单元的T/S特性
有两种方法,一是SEAL BOX法。 我觉得买来一个单元就为了测试而为它作一个BOX,
实在麻烦,成本也大
另外一个是Added Mass法:
Add additional mass to the cone in such a way that the additional mass is known exactly and the mass won’t flex when the cone moves.
把一定质量的重物加在锥形盘上,而且还不能音响它的震动
天哪,该怎么加阿?一般加多少重量那?怎么样才能不掉下来又不影响它的震动呢?
难