Timex/Sinclair 1500

8 channels each of A/D and D/A. Up to 200K samples per second, 1.6 microsecond A/D conversion time, 100ns acquisition window. 1 microsecond D/A time, 8 bits, 0-5V or 0-2.5V full scales. Board allows rearrangement of the pins and other features for easy interfacing to many types of host computers, including Sinclair, Apple, TRS80, others.