[78-L] Lacquer discs recorded at 80 rpm

[Michael Biel]

On 1/5/2011 10:05 AM, David Lennick wrote:
> But playbacks were only heard on set and picked up by microphones as reference
> audio, not used as part of the final mix. The slate and the click countdown on
> the disc provided sync points but the final audio was mixed in from film audio, no?
>
> Hmm.  dl

But if that playback disc was not being played back in sync at the 
proper speed the film could not be synced to the real sound recording on 
optical film.

Mike Biel  mbiel at mbiel.com


> On 1/5/2011 9:57 AM, Doug Pomeroy wrote:
>> Friend Nick Bergh has provided this answer:
>>
>> Hi Doug,
>>
>> 80 rpm is the speed you get with a 1200 rpm sync motor system.  It was
>> not possible for the studios to record in sync at 78.26 rpm.
>>
>> Nick
>>
>>
>>> From: Doug Pomeroy<audiofixer at verizon.net>
>>>
>>>
>>> Does anyone know why lacquer discs were recorded at some transcription
>>> studios, and also some movie studios, at 80 rpm?
>>>
>>> Doug Pomeroy   audiofixer at verizon.net