The book of wireless
Subtitle: being a clear description of wireless telegraph sets and how to make and operate them, together with a simple explanation of how wireless works
Publisher: D. Appleton and Company
Published: 1915
Place of publication: New York, USA; London, England
Language: eng
Number of pages: 222
Table of contents: title: CONTENTS; title: PART I; title: A SMALL WIRELESS OUTFIT; title: I. The Sender 1; title: II. The Receiver  12; title: III. A Cheap Aerial Wire 23; title: IV. Learning the Morse Code 34; title: V. How Wireless Works 42; title: PART II; title: A LONG DISTANCE WIRELESS SET; title: I. The Transmitter 54; title: II. The Receptor 81; title: III. A Good Aerial Wire System 110; title: IV. Tuning Transmitters and Receptors  134; title: PART III; title: INDUCTION COIL TRANSFORMER AND ELECTROLYTIC INTERRUPTOR; title: I. How to Make a Half-Inch Induction Coil   153; title: II. How to Make a One-Half Kilowatt Transformer  171; title: III. Useful Information 196; title: Dictionary of Words, Terms and Phrases    201; title: Index 215; title: LIST OF ILLUSTRATIONS; title: FIG. PAGE; title: 41. — International Morse Code 35; title: 42. — First aid to remembering the code  38; title: 43. — Length of dash 39; title: 44. — Space between two letters 39; title: 45. — Space between two words 39; title: 46. — Abbreviation in code      40; title: 47. — A current of water flowing in a coil of pipe   43; title: 48. — A current of electricity flowing in a coil of wire  43; title: 49. — A bar of iron magnetized by current of coil   44; title: 50. — Currents are set up in the secondary by magnetic lines 45; title: 51. — How a rubber ball bounces 46; title: 52. — Electric current in an aerial wire  48; title: 53. — Electric waves around aerial 49; title: 54. — Electric waves thrown off by aerial  49; title: 55. — Magnet and diaphragm of telephone receiver  51; title: 56. — A strong current pulls diaphragm to magnet   51; title: 57. — When current stops diaphragm springs back   51; title: 58. — The human ear showing ear-drum and auditory nerve  52; title: 59. — Symbols used in wireless telegraphy  55; title: 60. — Diagram of condenser, spark-gap and tuning coil  56; title: 61. — Diagram of alternating current circuit  59; title: 62. — Support for key 60; title: 63. — Side view of key 61; title: 64. — Top view of key 61; title: 65. — Key complete 62; title: 66. — Cross section view of water resistance    63; title: 67. — Top view of water resistance      64; title: 68. — Cross section of collar 65; title: 69. — Cross section view of Leyden jar 66; title: 70. — Spring of Leyden jar  67; title: 71. — Leyden jar complete 67; title: 72. — Top view of Leyden jar condenser  67; title: 73. — Leyden jar condenser complete 68; title: 74. — Top view of spark-gap 68; title: 75. — Side view of spark-gap 69; title: 76. — End view of spark-gap 69; title: 77. — Adjusting screw support     70; title: 78. — Adjusting handle        70; title: 79. — Brass spark electrode  70; title: 80. — Spark-gap complete 71; title: 81-82. — Top and side view of tuning coil  72; title: 83. — Top view of spring clip 73; title: 84. — Side view of spring clip 73; title: 85. — Tuning coil complete  74; title: 86. — Plan view of instruments on table    75; title: 87. — Wiring diagram of connections 75; title: 88. — Transmitter complete and ready for sending   76; title: 89. — Wood core of tuning coil 82; title: 90. — Checks of coil 83; title: 91. — End view of tuning coil 84; title: 92. — Cross section of tuning coil 84; title: 93. — Binding post with wood screw 85; title: 94. — Slides for tuning coil 85; title: 95. — Brass plate for contact spring 85; title: 96. — Contact spring finished 85; title: 97. — Contact spring on slider - 86; title: 98. — Top view of tuning coil        87; title: 99. — Receiving tuning coil complete 88; title: 100. — Side view of crystal detector 8fr; title: 101. — Top view of crystal detector 90"; title: 102. — Brass holder of crystals 91; title: 103. — Brass finger contact 91; title: 104. — Phosphor-bronze contact spring (plate)    91; title: 105. — Phosphor-bronze contact spring (bent)  91; title: 106. — Brass collar  92; title: 107. — Brass arm for adjusting screw 92; title: 108. — Adjusting screw 92; title: 109. - Brass spring 93; title: 110. — Brass support rod 93; title: 111. - Adjusting nut 93; title: 112. — Crystal detector complete 94; title: 113. — Tin foil laid up with mica 95; title: 114. — Diagram showing how mica and tin foil are laid up  95; title: 115. — Condenser with soldered ends 96; title: 116. — Condenser complete 96; title: 117. — Head telephone receivers 98; title: 118. — Top view of water pontentiometer  99; title: 119. — Side view of water potentiometer 100; title: 120. — End view of water potentiometer   101; title: 121. — Brass arm for water potentiometer  101; title: 122. — Upper copper electrode 102; title: 123. — Adjusting disk 102; title: 124. — Lower copper electrode 102; title: 125. — Water potentiometer complete      103; title: 126. — Plan view of receptor table (aerial wires)    103; title: 127. — Wiring diagram of reception with potentiometer  104; title: 128. — Wiring diagram of receptor with potentiometer   105; title: 129. — Receptor complete and ready for receiving   107; title: 130. — Pole — on top of house        110; title: 131. — The spreader for the ends 113; title: 132. — The middle spreader 113; title: 133. — Leading-in spreader 113; title: 134. — Withe with two eyes 114; title: 135. — Electrose ball insulator 114; title: 136. — S hook 114; title: 137. — S hook linking ball insulator with withe    114; title: 138. — Brass spreader stop        115; title: 139. — Thimble 115; title: 140. — Shackle bolt 115; title: 141. — Tackle block 115; title: 142. — Joining the steel wire 116; title: 143. — Insulated support for aerial wires  117; title: 144. — Brass stops on aerial wire 118; title: 145. — Leading-in insulator 119; title: 146. — Leading-in insulator through window  120; title: 147-148. — Top and side views of lighting switch    120; title: 149. — Angle contact plate 121; title: 150. — Top view of anchor gap 121; title: 151. — Anchor gap complete 122; title: 152. — Base and contact supports for aerial switch   123; title: 153. — Contact lever for aerial switch 124; title: 154. — Side view of aerial switch 125; title: 155. — Aerial switch complete  126; title: 156. The metal ground 127; title: 157. — Plan view of transmitter, receptor and aerial switch connected together 130; title: 158. — Wiring diagram of transmitter, receptor and aerial switch 132; title: 159. — A pair of tuned pendulums 135; title: 160. — A pair of tuned Leyden jars 136; title: 161. — Non-tuned open oscillation circuit  139; title: 162. — Strongly damped oscillations 140; title: 163. — Tuned closed oscillation circuit 140; title: 164. — Feebly damped oscillations 141; title: 165. — Coupled open and closed oscillation circuits for transmitting 142; title: 166. — Coupled open and closed oscillation circuits for receptor 143; title: 167. — Intermittent direct current produced from electric oscillations 145; title: 168. — Simple hot-wire ammeter — top view  147; title: 169. — Simple hot-wire ammeter complete  148; title: 170. — Cheap hot-wire ammeter 148; title: 171. — Diagram of wave meter and sending tuning coil   149; title: 172. — Fixed and movable plates of variable condenser   150; title: 173. — The condenser complete 150; title: 174. — The wave meter complete 151; title: 175. — Top view of base 154; title: 176. — Base turned upside down. Showing inside   154; title: 177. — Base block   155; title: 178. — Core of coil 155; title: 179. — Cross section of induction coil 156; title: 180. — Cheeks of induction coil 15f; title: 181. — Cross section of winding machine  159; title: 182. — End view of winding machine 160; title: 183. — Testing wire of secondary coil 161; title: 184. — Top view of induction co^L 162; title: 185. — Parts of interruptor 164; title: 186. — Guide for laying up condenser 166; title: 187. — Wiring diagram for induction coil  167; title: 188. — Magnetic lines of force in coil 170; title: 189. — Core of transformer 171; title: 190. — How staggered joints are made 173; title: 191. — How transformer core is insulated    174; title: 192. — Wood core for winding primary coil    174; title: 193. — Cheek with hole for leg of core 175; title: 194. — Top view of transformer in cross section   176; title: 195. — One of disks or pies for secondary  177; title: 196. — Side view of winding machine 178; title: 197. — End view of winding machine 179; title: 198. — Cheek for winding coil  180; title: 199. — Wood core on which pies are wound  181; title: 200. — Iron spindle for winding machine  182; title: 201. — Taping up pie 184; title: 202. — Insulation and pies of secondary 185; title: 203. — Laying up secondary coil 186; title: 204. — How pies are connected together  186; title: 205. — One-half-kilowatt transformer complete    187; title: 206. — Side view of electrolytic interruptor       189; title: 207. — Top view of electrolytic interruptor  190; title: 208. — Lead electrode 191; title: 209. — Glass or porcelain tube 192; title: 210. — Copper rod electrode and lead handle  193; title: 211. — Adjusting blocks 194; title: 212. — Electrolytic interruptor in perspective  194; title: 213. — Brown and Sharpe wire gauge 201; title: 214. — Vertical aerial 203; title: 215. — Horizontal F (inverted L) aerial  203; title: 216. — Horizontal T aerial 204; title: 217. — Fan aerial   204; title: 218. — Umbrella aerial 204; title: 219: — A simple crystal detector 205