CT 8101
The Tektronix CT 8101 is a rebranded Texas Instruments model 743 terminal, from the "Silent 700" series. It does not have an acoustic coupler. It has an RS-232 port. It supports two speeds: 110 baud and 300 baud. It is terminal, not a general purpose computer, although it is based on a Texas Instruments TMS 8080 microprocessor.