"NSM" writes:

"Robert Wolcott" wrote in message
...

| I'd suppose I'm currently at stage 1 or 2. I have
| heard of Peltier elements being used for systems like
| this. Do you know anything about these?

http://www.allelectronics.com/cgi-bi...rch&item=PJT-1

Needs WELL filtered DC.

If you know your device will be above ambient, you don't need a Peltier
device (thermo electric cooler, TEC). Yes, they can heat as well but
heating tape will be cheaper.

--- sam | Sci.Electronics.Repair FAQ Mirror: http://repairfaq.ece.drexel.edu/
Repair | Main Table of Contents: http://repairfaq.ece.drexel.edu/REPAIR/
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