This is also interesting:
I think the date indicated (June 1934) may be incorrect because Bell Labs made stereo recordings in
Philadelphia in 1932, according to the Bell Labs LPs released in the 1980s. So why would they be
testing a vertical-lateral system years afterward?
-- Tom Fine
----- Original Message -----
From: "Goran Finnberg" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Wednesday, September 26, 2012 8:02 AM
Subject: [ARSCLIST] Bell Labs and EMI early 2-channel
> Tom Fine:
>> Was Decca's 1950's microgroove vert-lat snip still another
>> approach or a smaller-stylus adaption of an earlier system?
> I consider it just another approach.
> Arthur Haddy, Decca studios chief technical director, has stated on numerous
> occasions that the DECCA cutterhead could make Stereo vinyl disks either
> 45/45 or vertical/lateral at the flick of a switch.
> The cutterhead stayed the same but the signals driving it was matrixed
> differently to either produce 45/45 or vertical/lateral when switching said
> So in the end they had no problems at all to agree to the 45/45 system as a
> wordwide standard because of said switch.
> The Coming of Stereo
> FOREWARD: The author, as Manager of Engineering RCA Victor Records, later as
> Chief Engineer, as a member of the Engineering Committee of the Record
> Industry Association (RIAA), and as Chairman of the Electronic Industries
> Association (EIA) Committee R 7 Phonograph Combinations, was heavily
> involved in the standardization of the stereophonic record. This is the
> story of his personal involvement.
> Author: Roys, H. E.
> JAES Volume 25 Issue 10/11 pp. 824-827; November 1977 Import into BibTeX
> Click to purchase paper or login as an AES member. If your company or school
> subscribes to the E-Library then switch to the institutional version. If you
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> This paper costs $20 for non-members, $5 for AES members and is free for
> E-Library subscribers.
> Learn more about the AES E-Library
> E-Library Location: (CD aes3) /jrnl6877/1977/7532.pdf
> Best regards,
> Goran Finnberg
> The Mastering Room AB
> E-mail: [log in to unmask]
> Learn from the mistakes of others, you can never live long enough to
> make them all yourself. - John Luther
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