Excerpt from Maver's Wireless Telegraphy: Theory and Practice As the result of long experience in the study and practical Opera tion of electrical circuits and apparatus, the author considers that fully described, clear theoretical diagrams of systems and connections are of greater utility to the student than figures illustrating merely the external appearance of the apparatus, and hence the comparatively few illustrations of that nature herein given of apparatus employed in certain systems are introduced chiefly to typify the general appear ance and construction of more or less similar apparatus used in other systems. Inasmuch as when the first of these pages were written there was but one wireless system in operation, it may with some truth be said that the book has grown up with the art of which it treats, which fact has entailed a resort to considerable cross-reference in the text, and may require somewhat frequent reference to the index on the part of the reader to insure finding all that may be noted herein on a given subject. For this reason pains have been taken to make the index perhaps more than usually full. The thanks of the author are due to the typographers for careful reading of the proof-sheets of the text, and for many useful sug' About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.