I'm sure that most of us know about the PS or ADR calculator (whatever you want to call it these days), but I posted the link on another thread and it sounds like it helped someone, so I figured that I'd post it here, too, in case someone else could use it:
http://pscalculator.net/allearsnet/pslistae.php
http://pscalculator.net/allearsnet/pslistae.php