Dimmer - видео

DimmerDimmer is a regulator of the loads electric power which is usually connected with it in series.Dimmer is usually used as a light intensity regulator of incandescent and halogen lamps. In the simplest case dimmer is a regular variable resistor or rheostat. However such regulator emits very high power which leads to overheating.Autotransformers can also be used as dimmers but their application is limited by their sizes. Nowadays electronic dimmers have become very popular. One of their first v...
Источник видео: RuTube.ru (Технологии и интернет)