This circuit uses two quad op-amps to form an eight LED audio level meter. The op-amp used in this particular circuit is the LM324. It is a popular IC and should be available from many parts stores.

Read more : Audio VU Meter by LM324

Other Link
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Tags: LED Flasher, LM324, VU Meter

This entry was posted on Saturday, June 14th, 2008 at 1:34 am and is filed under Flasher, meter. You can follow any responses to this entry through the RSS 2.0 feed. Responses are currently closed, but you can trackback from your own site.