Librería: PBShop.store US, Wood Dale, IL, Estados Unidos de America
EUR 27,60
Cantidad disponible: 15 disponibles
Añadir al carritoPAP. Condición: New. New Book. Shipped from UK. Established seller since 2000.
Librería: PBShop.store UK, Fairford, GLOS, Reino Unido
EUR 26,27
Cantidad disponible: 15 disponibles
Añadir al carritoPAP. Condición: New. New Book. Shipped from UK. Established seller since 2000.
Librería: Forgotten Books, London, Reino Unido
EUR 17,39
Cantidad disponible: Más de 20 disponibles
Añadir al carritoPaperback. Condición: New. Print on Demand. This book is an educational text for telephone installations, care, and operation, primarily focused on subscriber apparatus. It provides a broad understanding of telephone systems used in the late 19th and early 20th century. The text begins with an introduction to electrical principles, which is essential for understanding the operation of telephones. It then covers the various components of a telephone system, including transmitters, receivers, generators, ringers, and hook switches. The book also discusses the principles of sound and magnetic induction, which are fundamental to the operation of telephone systems. The author has aimed to provide a clear and concise explanation of the principles of telephone systems, making it accessible to readers with no prior knowledge of the subject. The book is illustrated with numerous diagrams and figures to help readers visualize the concepts being discussed. Overall, this book is a valuable resource for anyone interested in learning about the history and principles of telephone systems. This book is a reproduction of an important historical work, digitally reconstructed using state-of-the-art technology to preserve the original format. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in the book. print-on-demand item.