Andy, let me know if I can help. I wrote a simple C program that runs in DOS to calculate and download Dewpoint (as well as Wind Chill and Heat Index) data to my weather station via the serial port. I can easily modify it to give you a data table within a given range. - Tom At 01:11 PM 2/10/00 -0500, Andy Kunz wrote: >At 06:19 AM 2/10/00 -0800, I wrote: >> Andy, the following is a `snippet' from my standard humidity sensor >>question message: > >Thanks. That's the best write-up I've seen on the subject. > >Andy ------------------------------------------------------------------------ Tom Handley New Age Communications Since '75 before "New Age" and no one around here is waiting for UFOs ;-)