Hello Nathan, > I spent some time looking around for one of these, and the best I could > find, by far, was DAQARTA at www.daqarta.com. It runs in DOS mode and it's > fast, even on my old 286. You can use it with a sound blaster compatible > card, or follow the instructions to build a simple ADC board. Just remember > that sound cards are AC coupled and don't accept a large voltage range. Really liked it. Very nice piece of software. If it could do dual trace would be just what I'm looking for. Anyway, thank you very much. :D Best regards, Brusque ----------------------------------- Edson Brusque Research and Development C.I.Tronics Lighting Designers Ltda (47) 323-2685 / (47) 9993-6453 Blumenau - SC - Brazil -----------------------------------