PCB or Printed Circuit Board is the physical implementation of an electronic circuit. PCB design is a very specialized task, an art which can only be mastered through training or attained with experience. For a novice electronic hobbyist, laying out a PCB design might turn out to be a pretty daunting task, especially if the circuit consists of a few hundred components and if there are lot of constraints, both mechanical and electrical. No matter how efficient the circuit design is, if the PCB de