Telephone Construction, Installation, Wiring, Operation and MaintenanceN.W. Henley Publishing Company, 1914 - 223 стор. |
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Сторінка 83
... tested by placing the diaphragm in contact with the pole faces ; if a violent shaking of the magnet lengthwise fails ... tests , a new receiver should be substituted . In reassembling the parts of the receiver , care must be taken to ...
... tested by placing the diaphragm in contact with the pole faces ; if a violent shaking of the magnet lengthwise fails ... tests , a new receiver should be substituted . In reassembling the parts of the receiver , care must be taken to ...
Сторінка 84
... tested with the diaphragm off by placing a small flat stick across the circular support of the dia- phragm and measuring the distance between the stick and the pole faces of the magnet . If the magnet is not in its proper position , it ...
... tested with the diaphragm off by placing a small flat stick across the circular support of the dia- phragm and measuring the distance between the stick and the pole faces of the magnet . If the magnet is not in its proper position , it ...
Сторінка 89
... tested , will show the true operating condition of the cell . A battery is often exhausted unnecessarily by the user of the tele- phone forgetting to replace the receiver on the hook switch when through talking . This leaves the battery ...
... tested , will show the true operating condition of the cell . A battery is often exhausted unnecessarily by the user of the tele- phone forgetting to replace the receiver on the hook switch when through talking . This leaves the battery ...
Сторінка 90
... tested by placing the fingers across the terminals of the generator and turning the handle . If no shock is felt with the contacts and springs in good condition , the mag- nets are at fault and a new generator should be put in . An ...
... tested by placing the fingers across the terminals of the generator and turning the handle . If no shock is felt with the contacts and springs in good condition , the mag- nets are at fault and a new generator should be put in . An ...
Сторінка 91
... tested . This , in case of a series set , should be done by connecting together the top binding posts of the set and turning the handle of the generator ; if the bell of the set rings , the generator is all right ; but if it does not ...
... tested . This , in case of a series set , should be done by connecting together the top binding posts of the set and turning the handle of the generator ; if the bell of the set rings , the generator is all right ; but if it does not ...
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Telephone Construction: Installation, Wiring, Operation and Maintenance ... William Hiram Radcliffe Попередній перегляд недоступний - 2015 |
Telephone Construction: Installation, Wiring, Operation and Maintenance ... William Hiram Radcliffe Попередній перегляд недоступний - 2017 |
Загальні терміни та фрази
alternating current ampere armature automatic binding posts bolt brace called cents clamp complete metallic circuit Concrete conductors conduit connected construction containing copper copper wire cord cross-arms desk set diaphragm distributing board Dry cells electrical electromotive force exchange switchboard extension bell fastened feet fully illustrated gage gas engines gear ground heat coil HISCOX hole hook switch inches induction coil installation insulated iron wire jack lamp Leclanché cell lightning arrester line circuit line drop line wires machine magnet magneto bell mechanical method mounted O'CONOR SLOANE ohms operator operator's pair party party-line systems pipe placed plate plug pole position practical primary winding Protective Apparatus receiver resistance ringing key rope rubber screw sheath shown in Fig shows shunt side signal sleeve soldered spring steam steel storage battery switch arm tele Telephone Circuit telephone set terminals Testing tion transmitter usually wall set zinc
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Сторінка 6 - A NEW SKETCHING PAPER. A new specially ruled paper to enable you to make sketches or drawings in isometric perspective without any figuring or fussing. It is being used for shop details as well as for assembly drawings, as it makes one sketch do the work of three, and no workman can help seeing just what is wanted. Pads of 40 sheets, 6x9 inches, 25 cents.
Сторінка 9 - WIRING A HOUSE. By HERBERT PRATT. Shows a house already built; tells just how to start about wiring it; where to begin; what wire to use; how to run it according to Insurance Rules; in fact, just the information you need. Directions apply equally to a shop. Fourth edition . . 25 cents FACTORY MANAGEMENT.
Сторінка 13 - LOCOMOTIVE BREAKDOWNS AND THEIR REMEDIES. By GEO. L. FOWLER. Revised by WM. W. WOOD, Air-Brake Instructor. Just issued. Revised pocket edition. It is out of the question to try and tell you about every subject that is covered in this pocket edition of Locomotive Breakdowns. Just imagine all the common troubles that an engineer may expect to happen some time, and then add all of the unexpected ones, troubles that could occur, but that you...
Сторінка 11 - The laying out of cams is a serious problem unless you know how to go at it right. This puts you on the right road for practically any kind of cam you are likely to run up against.
Сторінка 4 - It has been the aim of the authors, in preparing this book, to produce one which shall be of use and benefit to those who are associated with, or interested in, the modern developments of the industry. Contents: Chap.
Сторінка 12 - Triple Valve for Freight Service; and the Cross-Compound Pump. The operation of all parts of the apparatus is explained in detail, and a practical way of finding their peculiarities and defects, with a proper remedy, is given. It contains 2,000 questions with their answers, which will enable any railroad man to pass any examination on the subject of Air Brakes. Endorsed and used by air-brake instructors and examiners on nearly every railroad in the United States.
Сторінка 7 - COMMUTATOR CONSTRUCTION. By WM. BAXTER, JR. The business end of any dynamo or motor of the direct current type is the commutator. This book goes into the designing, building, and maintenance of commutators, shows how to locate troubles and how to remedy them; everyone who fusses with dynamos needs this.
Сторінка 15 - This is a collection of 1,890 engravings of different mechanical motions and appliances, accompanied by appropriate text, making it a book of great value to the inventor, the draftsman, and to all readers with mechanical tastes. The book is divided into eighteen sections or chapters, in which the subject-matter is classified under the following heads: Mechanical Powers; Transmission of Power; Measurement of Power; Steam Power; Air Power Appliances; Electric Power and Construction; Navigation and...
Сторінка 20 - THREADS AND THREAD CUTTING. By COLVIN and STABEL. This clears up many of the mysteries of thread-cutting, such as double and triple threads. internal threads. catching threads. use of hobs. etc. Contains a lot of useful hints and several tables.