Show frances talking clock nets paris about two million in francs yearly frances famous talking clock sponsored by the ministry v of nf posts has demonstrated that speech instead of silence la is golden money saved is money made and tile the robot clock by speaking the time to an average of inquirers a year brings in a revenue to the state of francs s the tal talkie kle clock can tell the time to 30 people simultaneously the bui rles are fairly well distributed from am ain to to 11 00 0 p ni but the peak hour Is about 80 a in the bechani me chani 1 I cl operates on the phonograph and loudspeaker principle except that instead or 0 cords a sir strip I 1 p of film equipped with a sound track Is used time Is ce recorded cordea on 00 strips of paper 24 for the hours 60 for th the C M minutes 1 n 1 te S and 60 tor lor the seconds on sound track varying viar ying in width and density the strips arp aro wound about a 8 drum which is driven by nn an electric motor controlled by a highly pendulous clock light falling on the paper wound drum Is reflected to a photoelectric photo electric cell which converts the very bright and dark lines into electric impulses mp ulses the cell Is connected and three loud speakers thus the electric impulses are changed into mechanical vibrations one loud speaker announces the hour another the minute and a third the seconds each speaker Is shifted d periodically so that the hr he speaker shifts from one strip to ohp nest every minute and uie oc seconds speaker moves every ten seconds in this way the speakers always utter the time in the proper sequence |