Either one of those electric coolers that heats/cools (probably only good for the heat side for your range), or a plain cooler (even styrofoam) with a 110v bulb and a portable thermostat (I got one at Sears one time - ready to go and operate a 110v device via line cord and plug) in it. -Skip David Novak wrote: > I need to test a product at hot and cold temperatures. Can anyone suggest a > cheap alternative to an environmental chamber? > > A small freezer would probably be fine for the cold, but what is a good > solution for hot (50C)? I think a toaster oven would be too hot. > > Thanks, > David > > -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist