Word: scanner
(lookup in dictionary)
(lookup stats)
Dates: during 1948-1948
Sort By: most recent first
(reverse)
...Comes Out Here. Hogan developed a simplified system: for the transmitter, a photoelectric scanner that "read" copy from a revolving cylinder; for the receiver, an electrolytic printer that left a thin metal deposit on damp paper (it came out dry). The paper cost a dollar for a 400-ft. roll, enough to last a subscriber for a month...