I use Baudline (http://www.baudline.com - Linux) for doing measurements
like that. Works well.

One should calibrate the soundcard first though.

There are a host of others..

Cheers Bob VK2YQA

Owen Duffy wrote:

On Fri, 14 Oct 2005 01:03:00 GMT, David wrote:


Does anyone happen to know where there is a circuit diagram for a home
brew SINAD meter ?


You should also consider searching the net for software that will use
the PC sound card to make a SINAD measurement.

Owen
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