Quote Originally Posted by Leigh B View Post
Thomas buzz???

There's something wrong with your light. Mine makes no noise whatsoever.

- Leigh
The buzz signifies the tube is about to go. I have it as well, but I'm going to run it until its burnt out. As the only time I notice it is when I am right by it, I have tunes to jam to in the darkroom with a under the sink ipod speaker dock which over powers the buzz.