What is a Toroidal Transformer?

What is a Toroidal Transformer? A toroidal transformer consists of a ring-shaped (torus) ferromagnetic core, around which both primary and secondary copper coils are wound. Because of the symmetrical shape, toroidal transformers allow only a small amount of magnetic...
Color Rendering Index or CRI Explained

Color Rendering Index or CRI Explained

Color rendering index or CRI ExplainedColor rendering index or CRI is calculated using a standardized test developed by lighting manufacturers in the mid-1900s. It was created to measure a light source’s ability to accurately reproduce the colors of a set of 8...