[78-L] Interesting article about remastering and sound restoration for the Mosaic's Artie Shaw Box Set

Michael Biel mbiel at mbiel.com
Fri Nov 20 16:26:12 PST 2009


From: "Milan P Milovanovic" <milanpmilovanovic4 at gmail.com>
> Michael, also, during those wax days, was it cutting needle that
> was subject to heating process - not the wax disc itself?

It was the wax that was heated.  Some studios used a warming oven, while
others had a lamp above the turntable.  Flow coats were already warm
because they usually were formed within a half hour before being used.  

> I don't know if needle was heated during recording on acetate disc...  Milan

> Heated stylus was actually devised for cutting lacquer discs, not wax.  

Mike Biel  mbiel at mbiel.com  


----- Original Message ----- 
From: "Michael Biel" <mbiel at mbiel.com>
> I've posted several corrections to the interview:
>
> "Several corrections to Andres Meyer. When he likens the matrix number
> of a recording to the Dewey Decimal number of a book he has
> misunderstood what the Dewey number is. It only identifies the category
> of the book, not the book. Thousands and thousands of books can have
> the same number. This would mean that every jazz record could have the
> same number because most every jazz book has the same DDN with slight
> modifications to whether it is a history, biography, discography, etc.
>
> ?He is also wrong when he describes the electroplating process as
> "submerge the wax disc and a metal disc in a chemical bath." The metal
> is part of the liquid chemical bath, not in disc form. The metal
> molecules are formed into a disc only when they adhere to the surface of
> the wax disc. They do not start with a metal disc.
>
> "There is a photo error at the description of recording on wax which is
> softened. The photo shows the creation of a "Flow Coat" which is
> melting a layer of wax onto a heated metal plate. That is a different
> process than what he describes, which is recording on a thick solid wex
> platter. Victor was using BOTH of those different systems at that time,
> as well as also using lacquer coated discs."
>
> Mike Biel mbiel at mbiel.com
>
>
>
> From: David Lennick <dlennick at sympatico.ca>
>
>>> Doesn't look like an SP 15 to me and the interviewee states that
>>> it has a range from 30-96RPM. It looks more like an SP-10.
>
>>> Wouldn't you love to be the canary going down that mine? "Gee, fellas,
>>> sorry, most of those titles are missing, nudge nudge wink wink." dl
>
>
> Milan P Milovanovic wrote:
>> http://www.jazzwax.com/2009/11/how-remasters-are-made.html
>> Interesting, the picture shows Technics SP15 for this purpose...





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