Ballast
Ballast, refers to the gas discharge in order to burn the negative characteristics of the negative light source, so that it can work and join the supporting use of electrical equipment. Conventional ballasts are typically an inductor made of enameled wire and made of silicon steel, and often also need to be used with a starter. Some of the shortcomings of traditional inductive ballasts make it being replaced by the growing electronic ballast (Electronic Ballast). ...