Time Master II H.O.

This  was the second generation real-time clock for the Apple II series computers. Accuracy is  0.00005% and with the Auto Recharging nickel-cadmium battery will last over 20 years.  It is one of the few clock cards to actually work with Appleworks.  Compatible with II+ and IIe.

Time Master II H.O.
Time Master II H.O. Brochure
TimeMaster II H.O. Manual 1.2
TimeMaster II H.O. Programmer's Supplement 1.0
Timemaster II H.O. disks
TimeMaster II H.O. ROM v5

Website created by Brian Wiser and Bill Martens