Electronics - Circuits and Systems is a truly up-to-date textbook, with coverage carefully matched to the latest AS and A-level specifications in Electronics from AQA, OCR and WJEC. It is also matched to the Electronics units for BTEC National and AVCE Engineering. The material has been organised with a logical learning progression, making it ideal for a wide range of pre-degree courses in electronics. The approach is student-centred with Self Test features to check understanding and numerous activities suitable for practicals, homework and other assignments. Key facts, formulae and definitions are highlighted to aid revision, and theory is backed up by numerous examples throughout the book. Each chapter ends with a set of problems, including exam-style questions and multiple-choice questions with numerical and multiple-choice answers provided in the back of the book. New material in the second edition includes: microcontrollers; neural networks; power supply circuits; audio systems and instrumentation systems. Owen Bishop's talent for introducing the world of electronics has long been a proven fact with his Beginner's Guide to Electronics, Understand Electronics and a range of popular circuit construction guides being chosen by thousands of students, lecturers and electronics enthusiasts. It is ideal for students following their first course in electronics at a pre-degree level. Highly visual learning style with numerous worked examples appeals to electronics students. It is a new edition with a highly practical focus, incorporating 'Self Test' exercises throughout.