Practical Radio, 1922

Practical Radio, 1922

Author: Williams, Henry Smith, 1863-1943

Year: 1922

CONTENTS CHAPTERS I A Wonderful Game for Boys 1- 32 The American Youth and the Radio Game, 1 — From the Mouths of Babes, 4 — The Simplest Radiophone Receiver, 8 — The Simplest Radiophone Receiver Analyzed, 14 — Make One for Yourself, 18— Youthful Miracle Workers, 24— The Achievement of "Feed-Back" Armstrong, 26 —Almost Everybody Will Have One, 30. II Ethereal Messengers 33- 47 The Radio Waves Invade Our Homes, 33— All Matter Is Sponge-Like, 36 — The Ocean of Ether, 38— Our Point of Contact with the Ether, 41— Electromagnetic or Radio Waves, 44 III Hearing the Inaudible 49- 84 From Ether to Air, 50 — The Receiving Antenna, 52 — Installing the Aerial, 55— Grounding the Antenna, 60 — Protection against Lightning, 61 — Practical Details of Antenna Construction, 65 — The Tuning Mechanism, 70 — How to Make a Tuning Coil, 72 — The All-Important Detector, 75 — The Radio Telephone Receivers, 79 — Hooking Up the Outfit, 80— Instructions for Wiring, 81— Directions for Operating, 82. IV Getting Good Results — and Better 85-128 Operating the Receiving Set, 85 — A Word About Hook-Ups, 87 — Improving the Tuning Apparatus, 92— Making a Loose-Coupler, 8 — Honey-Comb Coil and Spider Web, 104 — Anoth