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Subject: Re: I need to design an audio amplifier with 100W output.

Date: 04/11/03 at 9:24 AM
Posted by: Rohit Balkishan
E-mail: balkishanrohit@yahoo.com
Message Posted:

In Reply to: I need to design an audio amplifier with 100W output. posted by darren on 03/07/03 at 6:13 AM:

These are the specs that you will need:
PSU: +/-42VDC dual supply capable of atleast 10A
o/p stage or current amp (for class AB operation): Vce(max) >= 90V, Ic(max) >= 20A, Pd(max) >= 50W.
i/p stage & pre-amp: BC557/547 or BC546/546 or better
Driver stage or voltage amp: BD139/140 or better

Check out www.sound.au.com for amp design and projects for 60-300W amps...


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