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Old 23rd October 2006, 09:32 PM   #1
skogs is offline skogs  Norway
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Default amplifier schematics

Hi, im new to diy amplifiers, and to be honest i really don't have a clue.
i want to build an amp to be be used in a subwoofer. it has to be cheap, ca 150w rms output and be able to handle 4ohm. could anyone please explain what kind of amp i want to build or\and even give me some schematics for one that will siut my needs?

thanks alot in advance
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Old 24th October 2006, 12:59 AM   #2
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Take a look at this :

http://users.otenet.gr/~athsam/power_amp_300w.htm

I got some ready made pcbs for it.
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Old 24th October 2006, 10:31 PM   #3
skogs is offline skogs  Norway
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thanks
but i need something less powerful! i need 150-200w rms on one channel.
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Old 25th October 2006, 01:14 AM   #4
Leolabs is offline Leolabs  Malaysia
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Quote:
Originally posted by skogs
thanks
but i need something less powerful! i need 150-200w rms on one channel.
Have you visit http://sound.westhost.com ????
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Old 25th October 2006, 01:44 AM   #5
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Skogs,

Check out Rod Elliot's website Sound.westhost .com.

It really has alot of good projects, and there ven might be 150W/4 W amp that can easily be adapted to a subwoofer application.

Cheers,

Steve
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