Ricoh Co has developed a facsimile adaptor for personal computers that enables the micro to transmit stored documents as if it were a facsimile machine: it includes a network control unit, a modem and communications protocol, and links to the NEC PC9800 series and IBM 5550 series through the RS232 interface; maximum capacity is eight A4 pages, and the transmission speed is 9,600 bps; it will be offered OEM at about $715 and Ricoh is planning to turn out 1000 of the things a month.