Question
Thu February 17, 2011 By: Jithin Jgat M
 

A Step up transformer can increase AC voltage the what is the need of an amplifier?

Expert Reply
Fri February 18, 2011
Dear student

A transformer can convert one type of signals into another with amplification but it cannot amplify power; hence we need an amplifier.An amplifier is a device for increasing the power of a signal.

 

Hope this helps.

Regards

Team

Topperlearning

Home Work Help