Salt Lake Telegram | 1933-12-15 | Page 4 | Paris Has Unique Robot Time Clock

Paris Pais Has Unique Robot T Time Clock Glock By MARY IARY KNIGHT United Press Staff St. Correspondent PARIS UP Frances UP-France's Frances France's famous talking clock sponsored by the ministry min of posts recently has demonstrated demonstrated demon demon- that speech instead of silence is golden The robot clock by speaking the time to an average of inquirers ers a year brings in a revenue to the state stat of ot francs ran The new talkie clock can tell the time to 30 people simultaneously The inquiries inquiries in in- are fairly well distributed from 7 a. a m. m to 11 p. p m. m but the peak hour is about 8 a. a m. m The mechanical clock operates on the phonograph and loudspeaker principle except that instead of records rec a strip of film equipped with a sound track is used Time is recorded record record- ed cd on 90 00 strips of paper 24 for the hours 60 for the minutes and 60 fo for forthe the seconds on sound track varying width and density The strips are wound about a drum which is driven by an electric motor controlled by a highly pendulous clock Light faIlIng falling on the pa wound paper drum is reflected to a 0 photo photoelectric photo cell which converts the very bright and dark lines into electric impulses The cell is connected connect connect- ed with amplifiers arid and three loud loud- speakers Thus the electric impulses are changed into mechanical One loudspeaker announces the hour another the minutes and anda a third the seconds