I need to convert EDT to pakistan time zone (stated as Asia/Karachi on some sites)?

Pakistan time is 9 hours ahead of U.S. Eastern Daylight Time. I'm not sure what you mean by Australian EDT. Here is a site where you can convert from one time zone to another: a href="http://www.timezoneconverter.com/cgi-bin/tzc.tzc" rel="nofollow"http://www.timezoneconverter.com/cgi-bin…/a