Munson Township resident Elmer Fridrich developed halogen bulbs for GE Lighting at Nela Park in the 1950s. His new, lighter screw-in halogen design fits standard lighting fixtures and can be made and ...

Ever since the electric light bulb was conceived in the early 1800s, inventors have sought to improve on its design to provide greater light output, better power efficiency, and increased longevity.

This simple 12 volt halogen lamp soft starter circuit extends the life of the halogen lamps by eliminating the sharp rise in the temperature of the filament; when the filament in cold it has a very ...

This halogen light switch circuit works only for dc halogen lamps. Halogen lamps give a good light and have an excellent eficiency. In this halogen switch circuit we use a FET transistor because the ...