On Sat, 29 Mar 2008 09:19:50 -0500 John Griessen <[EMAIL PROTECTED]> wrote:
> Steve Meier wrote: > > An interesting hobbyist project might be to modify a hot plate to be > > computer controlled with a thermal couple feed back loop to meet > > Altera's requirements. > > Levente has a design for a toaster controller I think he'll share. http://web.interware.hu/lekovacs/reflow_oven/index.html Actually, it is an electric heater. The problem is that the heat exchange is slow, and it can't maintain the slopes coming from the heat profile. I use a PT100 thermo-sensor mounted on a pice of PCB (not the PCB being reflowed.) The software is a "quck and dirty hack", and should be rewritten. Cheers, -- Levente http://web.interware.hu/lekovacs _______________________________________________ geda-user mailing list geda-user@moria.seul.org http://www.seul.org/cgi-bin/mailman/listinfo/geda-user