The Electrowriter as a computer I/O device
D. R. McCreery, H. W. Estry, F. G. Osterwisch · Defense Technical Information Center (DTIC) · 1969
The report describes the hardware used in the tests of an Electrowriter as a computer input/output device. Tests were performed on a DEC PDP-9 computer equipped with an A-to-D converter and a D-to-A converter. (Author)