Telephone Construction, Installation, Wiring, Operation and Maintenance: A Practical Reference Book and Guide for Electricians, Wiremen, Engineers, Contractors, Architects, and Others Interested in Standard Telephone Practice...N. W. Henley publishing Company, 1908 - 171 стор. |
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Сторінка iii
... Contains One Hundred and Twenty - Five Illustrations , Showing Apparatus , Circuits and Systems . NEW YORK The Norman W. Henley Publishing Co. 132 Nassau Street Copyright 1908 by The Norman W. Henley Publishing Co. Composition 1908.
... Contains One Hundred and Twenty - Five Illustrations , Showing Apparatus , Circuits and Systems . NEW YORK The Norman W. Henley Publishing Co. 132 Nassau Street Copyright 1908 by The Norman W. Henley Publishing Co. Composition 1908.
Сторінка v
... apparatus , circuits , or systems which are not thoroughly illus- trated and described with respect to their construc- tion , installation , wiring , operation and mainte- nance . The equipments and the methods of wiring pre- sented ...
... apparatus , circuits , or systems which are not thoroughly illus- trated and described with respect to their construc- tion , installation , wiring , operation and mainte- nance . The equipments and the methods of wiring pre- sented ...
Сторінка vii
... the construction of the telephone , its essential features became public property , and many companies independent of the original one were formed to manufacture , sell , and operate telephone apparatus . The Bell Telephone vii.
... the construction of the telephone , its essential features became public property , and many companies independent of the original one were formed to manufacture , sell , and operate telephone apparatus . The Bell Telephone vii.
Сторінка viii
... apparatus . The Bell Telephone Company , however , continued to oper- ate as before , and the organizations conducted irrespective of or in opposition to them , became known as Independent Companies . The Development of the Telephone ...
... apparatus . The Bell Telephone Company , however , continued to oper- ate as before , and the organizations conducted irrespective of or in opposition to them , became known as Independent Companies . The Development of the Telephone ...
Сторінка 14
... apparatus is mounted in a wooden box dd , into which is fitted a wooden mouthpiece v . Current entering the transmitter at the binding screw o passes down the spring a and through the platinum ball and carbon button to the spring s ...
... apparatus is mounted in a wooden box dd , into which is fitted a wooden mouthpiece v . Current entering the transmitter at the binding screw o passes down the spring a and through the platinum ball and carbon button to the spring s ...
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Загальні терміни та фрази
50 cents alternating current ampere armature binding posts bolted Bridging Connection Bridging Station cable called carbon blocks clearing-out drop complete metallic circuit conductors Construction copper wire cord core cross-arms desk set diaphragm distributing board Dry Cell electrical electromotive force engines exchange switchboard extension bell fastened feet fuse gage ground heat coil hole hook switch inch induction coil insulated iron wire jack latter Leclanché cell lightning arrester line circuit line drop line wires listening key machine magneto bell mechanical mounted ohms operator party party-line systems placed plate plug pole porous cup position PRACTICAL BOOKS primary winding Protective Apparatus receiver ring the bell ringer ringing key rubber series station shown in Fig shows shunt side signaling sleeve soldered solid-back spring steel switch arm talking circuit talking current tele Telephone Circuit tested threads tion transmitter usually vibrations volts wall set wound zinc