I have been googling for some info on using a sound card and microphone as a
simple spectrum analyser for the 10Hz to 10 or 15 Khz range.
I have found a few tools, such as:
Anyone used any of these (successfully), or any other recommendations.
The application is measurement of audible hum from power transformers (which we
design and make), so I need to come up with a solution, and I'd like to go
down the linux route, and mabye shed my newbie hat in the process !
Thank for any pointers
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Tel ++353 75 48666, Fax ++353 75 48139
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