For more than 30 years Basic Electronics: Solid State has been a useful book for undergraduate students of electronics and electrical engineering as well as B.Sc. Electronics. The book discusses concepts such as Circuit Fundamentals, Kirchoff s Laws, Network Theorems, Passive Circuit Elements, Energy Source, and other related topics. Designed in accordance with the syllabi of most major universities, the book is an essential resource for anyone aspiring to learn how to use electronic components and teaches readers much about the logic behind solid state circuit design.