Dave Hart writes: > I believe it had more to do with the Color Graphics Adapter circuitry > needing to operate at NTSC-compatible frequency.
According to my Technical Reference manual the XT and the Portable PC used a 14.31818MHz crystal. This was the only crystal on the motherboard. -- John Hasler [email protected] Dancing Horse Hill Elmwood, WI USA _______________________________________________ questions mailing list [email protected] http://lists.ntp.org/listinfo/questions
