MTJ-8850 is a single output, highly accurate programmable DC power supply. With easy connection to computer via RS-232 interface, this power supply meets users’ demands for self-test and auto-control. The software commands are fully compatible with SCPI commands, it is convenient for the user to test automatically and continue automatically. In addition, the digitization of the system enables fast, precise and convenient entry of keyboard-controlled information. Voltage/current adjustment is done by software calibration without manual error which will increase the sensitivity of the instrument.