Simple Adjustable DC power supply(simple RPS)

Hi

It is my first post on electronics, post is concentrated on RPS. power supply is necessary for every electronics circuit but student or electronic hobbyist use traditional battery but it  cannot drive some circuit(current to drive ),  so u need variable regulated power supply for low cast, with simple design

How to create PCB layout design in proteus8

There are many post is available on this topic, but it not understand by students because of multi layers design in proteus, and how to handle this layer design, as a student I can post this simple design step by step