LTSpice is free and good. No limitations, Mike E has done a great job. Acti= ve user community. There is a demo version of PSpice available from the source (Cadence). Not = sure what limitations it has. Best regards, SP > On Oct 31, 2013, at 12:24 PM, Lindy Mayfield wro= te: >=20 > I did a bad thing, and I cannot believe how stupid I was. >=20 > I have Introductory Circuit Analysis by Robert L Boylestad, 11th edition,= and highly recommended by some in this group. It is one of the best I've = seen and read, and I very highly recommend it, too. >=20 > In it he uses PSpice software in some of his examples. Now, this edition= is from I think 2007. >=20 > So I found PSpice Student 9.1 Student version from softronic (google will= bring it first), thinking that my PC is heavily protected by up-to-date vi= rus/etc software, and I got sucked in. Big time. >=20 > When it installed I saw browsers opening up that I didn't ask for, and I = knew I had been screwed. It changed my home pages for my browsers and also= inserted MyWebSearch as default search engines, and more. It took me abou= t an hour or so to get rid of it all. Needless to say, I was torqued off b= ig time. >=20 > Needless to say that when I deleted softronic crap it left the malware, a= nd all that. And when I installed it, I said no to any questions it asked = about additional software. >=20 > Rant over: Now my question. Obviously PSpice is out, but is there an alt= ernative to it? Or perhaps an "honest" version that I could trust? Has an= yone used it? Or gotten suckered in like me? >=20 > Thanks! > Lindy >=20 >=20 >=20 > --=20 > http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .