This book aims at providing knowledge for circuit building using Ki-CAD software for various emerging applications. The book is written in such a way that it can easily be used as a reference book for gaining knowledge regarding circuit building and can be useful for Diploma, Degree and Post graduate students in their final year projects.  The reader will obtain the knowledge necessary to design electronic equipment that is compatible with the electromagnetic environment and compliant with national and international EMC regulations. It also presents and discusses the most recent innovations, trends and concerns as well as practical challenges encountered and solutions adopted in the fields of Electronic system design and engineering applications.