The Pc-1600 was sold in series without power pack. With the acquisition of the plotter unit Ce-1600p the power pack Ea-160 was attached. This could be operated both to the Pc-1600 however, as well as in connection with the plotter. The technical data of the power pack: 8,4 V/ 1 ampere / polarity at the output outside plus inside minus. Over a building market today power packs with similar values can be acquired. Sufficiently power packs are starting from 850mA, with 9 V output and with change of the polarity at the output (plus/minus and minus/plus)