amplifier with 8 ohms load w

[baccobucci]

Hi everyone, i am newbees, and i don't know what to do.
I need to design a ckt with amplifier.
amplifier with 8 ohms require 25 watts output.......what should i need
i comes up with transformer with ripple and one npn with other one pnp. that all i got...........hopefully someone will help me with this.......my email is vtv2001@hotmail.com
Thank you in advance.

 

[echo47]

Do you want an audio amplifier that drives a speaker?

Several examples here:
http://www.discovercircuits.com/A/a-audioamp.htm

Also try Google search for audio amplifier design