[CQ-Contest] Dimly lit working environments: Correcting body clock is possible

Jim Reisert AD1C jjreisert at alum.mit.edu
Mon Aug 4 16:51:43 EDT 2014

On Mon, Aug 4, 2014 at 2:16 PM, KU7Y wrote:

> But that leaves the question of what do we look for when shopping for
> lights.
> I use one of those screw in florescent lights.  How can I tell if it has any
> blue light component?

Good question, Ron.  I just read this article today:


Jim Reisert AD1C, <jjreisert at alum.mit.edu>, http://www.ad1c.us

More information about the CQ-Contest mailing list