<<AN I USE A 2.5mm Stereo Jack as a replacement for the TI-85's link cable? I wanted to build one of those "circuits" that allow you to communicate and transfer prg's to the calc and cxomputer... I didn't wan't to cut my ti-85 cable though.... Will a 2.5mm Stereo Jack (Double-Male) cable work????????>> Yep, 2.5mm stereo jack works like a charm -Josh Wardell http://users.aol.com/jwardell/JWardell.html