This book contains the proceedings of the Institute of Radio Engineers, covering radio and electronics-related topics from 1913 to 1962. It includes seminal articles in the field of radio and provides a historical perspective on the development of modern electronics. This is an essential reference for anyone interested in the history of electronics or the early development of radio technology. This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work. Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.