LM386 Speaker box test
YOUR LINK HERE:
http://youtube.com/watch?v=NFoImo6tx4Q
I took a paper speaker and hooked it to an LM-386 amplifier IC and put it in the box for my MP3 player. It's pretty loud, even though the MP3 player is weak....
LM386, LM-386, amplifier, IC, 400mW, speaker, milliwatts
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