. Practical wireless telegraphy; a complete text book for students of radio communication . h hard rubber rod insu-lators are inserted inthe rope to preventleakage of the cur-rent in wet will be seen alsothat each wire of theaerial is insulated bya 2-foot hard rubberrod which is atl-tached to the spread-er by an eyebolt. The lead-in wiresare attached to oneend of the flat topand fastened to thedeck or cabin insu-lator. To removethe strain from thisinsulator, two hardrubber rod insulators are attached to the aerial and fastened to the deck by a woodscrew as shown in the drawing. Posi


. Practical wireless telegraphy; a complete text book for students of radio communication . h hard rubber rod insu-lators are inserted inthe rope to preventleakage of the cur-rent in wet will be seen alsothat each wire of theaerial is insulated bya 2-foot hard rubberrod which is atl-tached to the spread-er by an eyebolt. The lead-in wiresare attached to oneend of the flat topand fastened to thedeck or cabin insu-lator. To removethe strain from thisinsulator, two hardrubber rod insulators are attached to the aerial and fastened to the deck by a woodscrew as shown in the drawing. Positive connection is made between the lead-insand the flat top by means of a Mclntyre connector shown in the detail of Fig. general design shown in Fig. 144 is not always duplicated in detail, butwherever possible it is adhered to. 118. The Deck Insulator.—The transmitting aerial must be well insulatedat the point where it enters the radio operating cabin by an insulator that will with-stand at least 30,000 volts. One form of deck insulator is shown in Fig. 145. A fLHT TOP WlRt. MAC INTVRE SLEEVES,DOUBLE TUBt fOR•7-18 WIRE SOLDEMONOT TWISTED Fig. 144a—Mclntyre Sleeve Connector. 124 PRACTICAL WIRELESS TELEGRAPHY.


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Keywords: ., bookcentury1900, bookdecade1910, booksubjecttelegra, bookyear1917