>-----Original Message-----
>From: piclist-bounces@mit.edu [mailto:piclist-bounces@mit.edu] 
>On Behalf Of Russell McMahon
>Sent: 27 June 2007 07:06
>To: Microcontroller discussion list - Public.
>Subject: Re: [EE] Cheap solution for environmental chamber
>
>
>
>If you need to go VERY low then a Peltier device may not have enough 
>power. What is your target temperature range?

If you need more delta T then stacked Peltiers are a possiblity.  This is what we use for over temperature testing in production (way faster than the environmental chambers we used to use).

Regards

Mike

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