Windings
91Contact breaker — Breaker arm with contact points at the left. The pivot is on the right and the cam follower is in the middle of the breaker arm. A contact breaker (or points ) is a type of electrical switch, and the term typically refers to the switching device… …
92Dynamic braking — Norfolk Southern Unit #5348 with a Dynamic brake. The cooling grill for the brake grid resistors is at the top center of the locomotive. Dynamic braking is the use of the electric traction motors of a railroad vehicle as generators when slowing… …
93Pavel Yablochkov — Infobox Engineer image size = 150px caption = PAGENAME name = PAGENAME nationality = Russia birth date = OldStyleDate|September 14|1847|September 2 birth place = death date = OldStyleDate|March 31|1894|March 19 death place = education = spouse =… …
94Isolation transformer — An isolation transformer is a transformer, often with symmetrical windings, which is used to decouple two circuits. An isolation transformer allows an AC signal or power to be taken from one device and fed into another without electrically… …
95Mainspring — For the 2007 novel by Jay Lake, see Mainspring (novel). An uncoiled modern watch mainspring …
96Squirrel-cage rotor — A squirrel cage rotor is the rotating part often used in an AC induction motor. An electric motor with a squirrel cage rotor is sometimes called a squirrel cage motor. In overall shape it is a cylinder mounted on a shaft. Internally it contains… …
97Autotransformer — An autotransformer (sometimes called autoformer ) [ Paul Horowitz and Winfield Hill, The Art of Electronics Second Edition , Cambridge University Press, Cambridge MA, 1989, ISBN 0 521 37095 7, page 58 ] is an electrical transformer with only one… …
98Saturable reactor — A saturable reactor in electrical engineering is a special form of inductor where the magnetic core can be deliberately saturated by means of a dc current flowing in a control winding. Once saturated, the inductance of the saturable reactor drops …
99Loop antenna — A shortwave loop antenna A loop antenna is a radio antenna consisting of a loop (or loops) of wire, tubing, or other electrical conductor with its ends connected to a balanced transmission line. Within this physical description there are two very …
100Panhard Dyna Z — Infobox Automobile generation name = Panhard Dyna Z manufacturer = Société des Anciens Etablissements Panhard et Levassorcite book |last=Georgano |first=G.N. |authorlink= |coauthors= |title=The Complete Encyclopaedia of Motorcars 1885… …
