Dear Mike. The source for the term son is: Moderne Schallplattentechnik von Dr. Ing. Fritz Bergtold Franzis-Verlag München (in deutscher Sprache, the standard work in german language) page 25 I hope this helps. Otto Striebel (record collector) from Germany -------------------------------------------------- From: "Michael Biel" <[log in to unmask]> Sent: Saturday, December 12, 2009 6:10 AM To: <[log in to unmask]> Subject: Re: [ARSCLIST] Cataloging of metal parts > From: Andrew Hamilton <[log in to unmask]> >> Thank you, Goran. I had not heard of the term, son, for stamper. I >> like that one, but I don't know if the IASA had heard of that, either. > > > Actually I don't think that anyone has ever heard of it. I have read > hundreds of books, articles, instruction manuals, guidebooks, etc. about > recording techniques and technology dating from all eras of the > industry, but have never seen anything relating the stamper to the word > "son". Can you cite me some specific sources in print that use this > term? I'm not saying that it has never been used, but it must be quite > uncommon, at least in English. > > Mike Biel [log in to unmask] > > > >> Here's what they have on their page about masters: > > " Master disc. A finished disc recording in edited or approved form from > which copies can be made in the recording producing process. It is used > to > produce a reverse copy or metal matrix which has ridges instead of > grooves > that is then used as a _stamper_ for producing copies in the single-step > process, or is used to produce a metal mother in the three-step > process." > > >> Also, thanks for the clarification, Tim W. I had thought that by "two >> examples," you meant that there were only two examples, not, "here are >> two >> (of many) examples..." Cordially, Andrew > > > On 12/11/09 6:16 PM, "Goran Finnberg" <[log in to unmask]> wrote: > > Andrew Hamilton: >>>> Ok, but what about the stampers, which >>>> are neither mothers nor lacquers? > > Timothy Wisniewski: >>> 1 sound disc (metal mother) >>> 1 sound disc (lacquer) >>> 1 sound disc (metal stamper) > > Goran Finnberg: >> The first thing after the Laquer is the metal Father. >> >> Then comes the metal Mother. >> >> And then we get the metal stampers or more aptly put the metal Sons. >> >> 1 sound disc (lacquer) >> 1 sound disc (metal Father) >> 1 sound disc (metal Mother) >> 1 sound disc (metal Son or stamper) >> >> The Laquer and the Mother can be audioned by an ordinary playback stylus. >> >> The Father and the Sons, ( pressing stampers ) are inverted and can only >> be >> played by a special stylus that looks like an inverted V. >> >> > >