Warren wrote: ================== Oh, yeah, the GPIB reference reminds me... I've got an HP CP/M machine, too, that looks like their old brown monitors, with a standalone dual diskette drive that connects via HPIB. I forget the model number... Cripes, I've got old computers stashed all over the place. ================== Must be an HP 125; if it's a 3.5" disk drive, chances are it's an HP 9121D.