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Old 26th Nov 2014, 10:51 pm   #13
avocollector
Heptode
 
Join Date: Jul 2010
Location: Wellington, New Zealand.
Posts: 653
Default Re: Why were the RPM speeds of records chosen

Wonder why with the advent of talking films nothing similar (ie photo recorded audiotrack on celluloid) was created for sound alone. I would envisage something like a tape recorder with the tape going past a photoelectric read head? Would have thought that would have been a viable and cheap system even back in the 40's. Anyone know of any systems like that?
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