Or you can simply go to www.rstengineering.com and then to Jim's Engineering
page and then open up the spreadsheet "wiretable.xls", put in the wire size
and length that you want and let the magic of rather complex algebra (for
the temperature rise) be invisible in the answers.

Jim
I *am* an EE and I play one at the college every day {;-)



but I thought it was 1/4, but I am not an EE and it has a
loooong time since I have played with those calculations.{no, I don't
want to do the calculations right now! ;-) }