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Continuous Microphone Spectrum

version 1.0 (1.82 KB) by

Continuously show the updated frequency spectrum of the microphone signal

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This short script continuously reads sound data from the windows soundcard (microphone of line-in) and displays the updated frequency spectrum. It is mostly, a data acquisition example using the built-in Windows sound card.

Comments and Ratings (8)

Tom?

Tom? (view profile)

Hi, does it work under linux/mac os x?

shrikant modh

HI
Can u tell me how to find the frequency spectrun of the recorded speech signal.

karthik raj

good

Dariya Mykh

Albert Lu

Enter
drawnow;
After the plotting command. This allows for continuous update.

Jim Donohue

Albert Lu, try setting duration = .2 in the script.

Albert Lu

It would be nice if the plot is updated constantly

kittisak wadsuntud

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MATLAB 7.2 (R2006a)

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