Direction And Position Finding By Wireless
Book details
- Title
- Direction And Position Finding By Wireless
- Author
- Directive Reception
- Publication year listed
- 1922
- Format
- Public domain eBook
- Reading access
- Free online reader; no registration required
- Source record
- View on Archive.org
About this book
Direction And Position Finding By Wireless
Author: Keen, Ronald
Year: 1922
CONTENTS INTRODUCTION 1 CHAPTER I Directional Transmission for Economic Reasons. — Directive Transmission and Reception for Direction and Position Finding. — Comparison of Visual and Wireless Methods of Direction and Position Finding. — Limitations of Visual Method. — Propagation of Light and Wireless Waves. — Directive Wireless Reception. — Position Finding by Directive Reception. — Historical Notes on Directive and Directional Transmission and Reception. — Mirror Reflectors of Hertz and Marconi. — Screening Methods of Zenneck. — Screen Reflectors of S. G. Brown, Lee de Forest and others. — Horizontal, Inclined and Bent Aerials of Galliot, Kiebitz, Marconi, Braun, Zehnder and others. — Marconi Bent Aerial. — Spaced Aerials of S. G. Brown, Garcia, Lee de Forest, Blondel and J. Stone Stone. — Braun's Heart-shaped Polar Diagram of Reception by Three Spaced Aerials. — H. J. Round's Experiments on Heart-shaped Diagram of Reception using Combined Loop and Open aerials. — Later Progress. Systems of D.F. used during European War. — The Radiophare. — Bellini-Tosi Radiophare. — Telefunken Compass. — Beam Radiophare. — Robinson Directive Transmitter. CHAPTER II THE THEORY OF THE WIRELESS DIR
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