Quote Originally Posted by GaGrown
The fan in a digital is a part of the ballast that is needed for the digital to operate properly.If not kept at a consistant temp. it will cause stroboscopic problems. That would be flickering of the lamp due to overheating. Or just getting warmer than the board on the inside should.:thumbsup:
really? my ballast has fins and a fan, and id swear its never gone above the ambient temperature. just air slits would provide sufficient colling id think