[78-L] 78rpm speed

[Bertrand CHAUMELLE]

Record players for movie theatres had two speeds, in the early days 
(I've seen the ads, c1930); they were able to play the s'tracks at 33 
1/3 and to play the intermission music at 78 or 80rpm. That was clearly 
stated.

BC
Le 24 févr. 10, à 17:20, neechevoneeznayou at gmail.com a écrit :

> ... Motion pic soundtracks were only, to my
> knowledge, recorded at 33 1/3, so that was the norm for that format.

>  I
> believe I've seen some ETs that were produced for classroom use, or
> maybe could be used for either broadcast or classroom use. Or maybe 
> they
> repurposed ETs for distribution to classrooms to make more money. Home
> recordings and ETs would be the place to find different speeds
> available. So rephrasing the question, when did home players with 2
> speeds (78 & 33) become common enough to be recognized by the consumer
> for what they were? Late 40s to my knowledge. When did 33.3 become
> common enough to be used in classrooms for audio visual presentations
> (assuming my premise to be correct)? Can someone point to a catalog and
> say 'this is the first example of a classroom record player with 33
> speed on it'. Again, for consumer awareness, I'm thinking late '40s.
> Maybe Mike Biel can answer this. (I assume that  players for radio
> stations had 2 speeds from the beginning of the ET era).
>
> joe salerno
>
> David Lennick wrote:
>> But since the slow speed (33 1/3 RPM) was in use as early as 1926 for 
>> sync
>> soundtrack discs and radio stations were playing discs of both speeds 
>> after
>> 1931 and 33RPM "Program Transcriptions" were marketed by RCA Victor 
>> that same
>> year, the answer has to be a lot earlier, even if the general public 
>> didn't
>> have reason to refer to "78s" till 1948..even then, the term 
>> "standard"
>> remained popular for quite a while. The introduction of the "45" 
>> probably
>> heralded the general use of speed designations. Lacquer discs, both 
>> studio and
>> for home use, usually had boxes to check "78" and "33" on the labels.
>>
>> dl
>>
>> Royal Pemberton wrote:
>>> I'd say following the advent of the LP and the 45, so circa 
>>> 1948/1949.
>>>
>>> On Wed, Feb 24, 2010 at 3:34 AM, <L78rpm at aol.com> wrote:
>>>
>>>> When, please, were the objects primarily associated with this list  
>>>> first
>>>> called "78s"?   This seems a reasonable question, I believe,  given 
>>>> the
>>>> adjustable speed mechanisms on early disc machines, and the 
>>>> suggestion
>>>>  that some
>>>> brands should be played at 80rpms (or something other than  78).
>>>>
>>>> Paul Charosh
>>
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