3 ms·I am no EE, but transistors also have problems giving precise accurate gains as well.by billfruit 7y agoI am no EE, but transistors also have problems giving precise accurate gains as well.jacquesm 7y agoThat depends on how much energy you want to waste. https://www.electronics-tutorials.ws/amplifier/amplifier-classes.html https://www.electronics-tutorials.ws/amplifier/amplifier-cla...dbuder 7y agoYou can get Class D amps with tiny THD these days