Telephone Construction, Installation, Wiring, Operation and MaintenanceN.W. Henley Publishing Company, 1914 - 223 стор. |
З цієї книги
Результати 6-10 із 35
Сторінка 6
... magnet windings with the inner parts of the bind- ing posts c and c . The diaphragm is of ferro- type metal ( a species of soft iron ) No. 31 B. W. G. , 0.01 inch thick , 24 inches in diameter over all , with a free diameter of about 2 ...
... magnet windings with the inner parts of the bind- ing posts c and c . The diaphragm is of ferro- type metal ( a species of soft iron ) No. 31 B. W. G. , 0.01 inch thick , 24 inches in diameter over all , with a free diameter of about 2 ...
Сторінка 8
... magnet windings . In this respect the Acme double - pole , or bipolar , receiver shown in Fig . 5 differs , it being possible to examine all of the interior parts of this receiver by simply unscrewing the diaphragm cap and withdrawing ...
... magnet windings . In this respect the Acme double - pole , or bipolar , receiver shown in Fig . 5 differs , it being possible to examine all of the interior parts of this receiver by simply unscrewing the diaphragm cap and withdrawing ...
Сторінка 10
... magnet telephone as a transmitting instrument was a failure . Although so sensitive that but 3-100,000,000,000 watt ( see Appendix ) is sufficient to make it produce an audible sound as a receiver , it lacked the qual- ifications ...
... magnet telephone as a transmitting instrument was a failure . Although so sensitive that but 3-100,000,000,000 watt ( see Appendix ) is sufficient to make it produce an audible sound as a receiver , it lacked the qual- ifications ...
Сторінка 35
... magnet ns which induces in the armature v a south pole at S and two north poles at the ends N and N. The permanent magnet n s also induces in the yoke u of the electromagnet a north pole at N ' and two south poles at the ends s ' and s ...
... magnet ns which induces in the armature v a south pole at S and two north poles at the ends N and N. The permanent magnet n s also induces in the yoke u of the electromagnet a north pole at N ' and two south poles at the ends s ' and s ...
Сторінка 36
... magnet coils , which are wound in opposite directions around the cores , this current when flowing in one direction will strengthen one pole of the electro- magnet and weaken or reverse its other pole , un- h A 1 N C n S S A C B N u e ...
... magnet coils , which are wound in opposite directions around the cores , this current when flowing in one direction will strengthen one pole of the electro- magnet and weaken or reverse its other pole , un- h A 1 N C n S S A C B N u e ...
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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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