Rating is available when the video has been rented.
This feature is not available right now. Please try again later.
Published on Dec 14, 2007
More info is now available. http://www.sparkbangbuzz.com/tealaser... TEA Laser is running at 120 hz. It is connected directly to the output of a neon sign transformer having no rectifier or series resistor. The laser fires on each half of the 60 hz high voltage cycle causing it to pulse at 120 hz.