What good is a fiber optic self-lighting Christmas tree if it flashes ... a variable frequency H-bridge motor control. After opening the base of the tree [EcProjects] found a 12 volt AC geared ...

Luckily, our editors found an easier (and less stressful) way to light your Christmas tree. Lis Engelhart, GH's visual ...

Joel's fifty per foot rule applies to trees too. The usual rule for lighting Christmas trees indoors is to use 100 lights per foot of tree, but this might be a little too much light for outdoor decor.

We tend to think of Christmas-season traditions ... But in 1894 President Cleveland put electric lights on the White House tree, and by 1914, a 16-foot string cost just $1.75.