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skogs 23rd October 2006 09:32 PM

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

bigpanda 24th October 2006 12:59 AM

Take a look at this :

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

I got some ready made pcbs for it.

skogs 24th October 2006 10:31 PM

thanks:)
but i need something less powerful! i need 150-200w rms on one channel.

Leolabs 25th October 2006 01:14 AM

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 ????

N-Channel 25th October 2006 01:44 AM

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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