20 watts rms using class A is going to be expensive and generate lots of heat. A modern class A/B amp of the same power rating would be much more practical and you will not be able to hear a diffence in sound if your honest.faust said:Hello!I am at the begining in constructing..i would like to make a power ampl.
with this specifications:
Vin 10mV/600Ω, 20W/ 8Ω, class Α , frequency 100-10000Hz.
If you could help it would be great.. Thanks for ur time!