The Telephone (Classic Reprint): A Lecture Entitled, Researches in Electric Telephony, Delivered Before the Society of Telegraph Engineers, October 31st, 1877 - Couverture souple
Synopsis
Explore Bell’s early experiments that turned sound into electricity and back, tracing the birth of electric telephony.
This edition gathers Bell’s 1877 lecture, where he describes the experiments, ideas, and practical steps that led from acoustic tones to electrical signals. Readers will see how he drew on Helmholtz’s work, experimented with membranes, reeds, and phonautographs, and envisioned methods to teach the deaf to speak. The narrative reflects a mind testing new ways to capture and reproduce sound, and it reveals both the challenges and the breakthroughs on the road to the telephone.
- How sound vibrations were converted into electrical currents using reeds, magnets, and membranes.
- Bell’s use of early imaging and listening tools to study vowel sounds and timbre.
- Collaborative experiments and the practical steps that shaped the first articulating telephone.
- Connections between music, physiology, and engineering as he explored teaching and communication.
Ideal for readers of science history and technology, especially those curious about the origins and experiments behind the telephone.
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The Telephone (Classic Reprint)
impression à la demandeVendeur : Forgotten Books, London, Royaume-Uni
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Paperback. Etat : New. Print on Demand. This book delves into the history of electric telephony, tracing its evolution from the initial discovery of the mechanism of speech to the invention of the telephone. The author begins by describing his early experiments with tuning forks and the idea of transmitting multiple telegraph messages simultaneously. He discusses the various types of electrical currents used in telephony, including intermittent, pulsatory, and undulatory currents, and explains the advantages and limitations of each. The book also explores the development of the telephone from the early models that could only transmit musical tones to the more advanced versions that allowed for intelligible speech. The author provides detailed descriptions of the various components of the telephone, such as the diaphragm, magnet, and coils, and explains how they work together to produce sound. Overall, this book offers a comprehensive overview of the history of electric telephony, providing valuable insights into the scientific and technological advancements that have shaped this field. 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. N° de réf. du vendeur 9781330427446_0
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The Telephone A Lecture Entitled, Researches in Electric Telephony, Delivered Before the Society of Telegraph Engineers, October 31st, 1877 Classic Reprint
Vendeur : PBShop.store US, Wood Dale, IL, Etats-Unis
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PAP. Etat : New. New Book. Shipped from UK. Established seller since 2000. N° de réf. du vendeur LW-9781330427446
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The Telephone A Lecture Entitled, Researches in Electric Telephony, Delivered Before the Society of Telegraph Engineers, October 31st, 1877 Classic Reprint
Vendeur : PBShop.store UK, Fairford, GLOS, Royaume-Uni
Évaluation du vendeur 5 sur 5 étoiles
PAP. Etat : New. New Book. Shipped from UK. Established seller since 2000. N° de réf. du vendeur LW-9781330427446
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Expédition depuis Royaume-Uni vers Etats-Unis
Expédition depuis Royaume-Uni vers Etats-Unis
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