[sdiy] http://www.macupdate.com/info.php/id/13520/macspice-3f5

[Dave Manley]

For the PC, the Linear Technology free spice is very good.

http://www.linear.com/designtools/software/

...and there's a very active support group on Yahoo:

http://tech.groups.yahoo.com/group/LTspice/

-Dave
>
>> http://www.macupdate.com/info.php/id/13520/macspice-3f5
>>
>> this is a freeware mac circuit emulator
>>
>> you might find ot usefull