Another view is: http://www3.ncsu.edu/ECE480/480_555.htm Other neat stuff on site if you poke around... Jack Bruce Plecan wrote: > > If y'all get as confused as me figuring out 555 stuff this will make life > easier > Grumpy > > http://www.schematica.com/Free/Free.htm > > or > > ftp://ftp.islandnet.com/schematica/files/ss55511.exe