Changes in the initial stages of the evaluation process over the last decade are reflected in How to Focus an Evaluation. A new book in the series, this volume replaces the first edition's How to Deal with Goals and Objectives. The volume recognizes that deciding what to evaluate is a complex negotiation process that involves the methodological predisposition of the evaluator and the client, client needs, the nature of the programme and the constraints surrounding the evaluation. It outlines five models that characterize different methodological approaches and considers how each may...

This book focuses on components such as filters, transformers, amplifiers, mixers, and oscillators. Even the phase lock loop chapter (the last in the book) is oriented toward practical circuit design, in contrast to the more systems orientation of most communication texts.