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how can i build LOUD speakers for my iphone? Answered

i dont care how much volts/ohms . i just wanted to have a loud speaker for my phone. i have some big old speakers around here and i just wanted to use them instead of throwing it 

3 Replies

steveastrouk (author)2012-01-03

You need an amplifier Plenty of ideas in here - search, with the box at the top right.

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