Metal halide light bulbs require an electrical ballast to regulate the electricity supply to the light bulbs. The ballast ensures the metal halide lamp is running at the optimum performance level for lighting and energy consumption. The ballast also initiates the starting of the light bulbs. Ballast’s can use various different starters from instantaneous start to pulse start ballast’s. The digital ballast is the most efficient type of ballast to use with your metal halide lighting systems. As well as having fast start time periods and running the lights at the optimum light output level digital ballast units are lighter in weight.
In conclusion digital ballast’s are light and easy to integrate into your light fixtures and could increase your bulbs light output by 25%.

A meme (rhymes with theme) according to Wikipedia, is a “unit of cultural information” such as “…tunes, catch-phrases, beliefs, clothes fashions, ways of making pots or of building arches.” As used in the Web 2.0 world it seems to have come to mean “hot topic” or “the next big thing”. A lot of people have a need to know the day’s newest and hottest memes and a number of Web sites attempt to track just that. The first was probably Gabe Rivera’s news and politics site memeorandum.com which uses an algorithm to pick the top stories from a combination of traditional news sites and blogs. Memeorandum developed quite a following and eventually spun off sister sites Techmeme, WeSmirch (gossip) and BallBug (baseball) and a small army of competitors.
The meme tracker is spreading to the mobile web. Here’s a roundup of current mobile [...]