[sarad]

atleast tell what r u actually planing of

[sarad]

there is a method to do this garbage collection. Cover the ckt with chalk and keep it in oven

[sarad]

would u want to identify some particular type(e.g claping of hands etc) of sound or will there be message if any type of sound is heard.

[sarad]

u can try readymade kit if u dont have time

[sarad]

why did u create this post actually for……….???????

[sarad]

ultra sonic sensors r more reliable

[sarad]

in parallel its possible but not in series. it also depents on how much current u r providing as well as ur  configuration if all 60 led are to be blown at time the above condition is required but if else according condition r required also if u want blow all 60 leds at a time  at minimum requirment u need multiplexing, but it will cause complex in ckt ant timing comes to the screen….

[Author]

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