Blog Post, LED Lighting Basics
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...
Blog Post, LED Lighting Basics
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...
Blog Post, LED Lighting Basics
Have you ever wondered about those tiny logos printed on the back of your electronics? What is the deal with those? What do they mean? Read on to learn about the various certifications and standards for electronic devices. UL Listed Underwriters Labs, or UL is a...
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