Multi-Line LED Dancer by music?

Oct 20, 2006 1 Replies

Hi All,



Many (15) years ago (when I was good in electronics) I designed a multi-line LED dancer connecting to my stereo system. The first part of



the circuit was separating frequencies into 10 lines and giving them to


10 individual music dancers (10 LEDs). So each line of LEDs was dancing

for a specific range of frequency. Any of you know of any circuit out there for doing such a thing? Is it any IC doing it in one shot (something like LM series)?


Thanks in advance,


Homer



Yes, the LM3S101 ($2 at digikey) should work. See Goertzel discussions at comp.arch.embedded

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