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Gray Research & Development Company

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New Member
Hello, everyone!
i'm looking for info about Gray Research & Development Company. i mean their history, bulletins, instructions, advertisements, photos, films.
i have a big interest in their arms:
1). Gray 103-S, Gray 103-SL, Gray 103-SLP, Gray 103-SP
2). Gray 106-SP
3). Gray 108-B
4). Gray 108-C
and Gray Equaliziers: Gray 601, Gray 602, Gray 603.
Well, any info would be useful!

Regards, Alex
 
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Gray Research did not do advertising in consumer or hi fi magazines. Any advertising you will find is in old broadcasting magazines aimed at station management and engineers.
 
cubby01
Thank You, but Google Search gives nothing.

KentTeffeteller
Gray Research did not do advertising in consumer or hi fi magazines. Any advertising you will find is in old broadcasting magazines aimed at station management and engineers.
can't agree with You. look here

http://postimage.org/image/mfpn5wa3v/

as i know Gray had three divisions:
1). Elmsford, NY
2). Hartford, Connecticut
3). Manchester, Connecticut
may be guys from New York and Connecticut can help?
does anyone know Gray engineers, workers, their relatives?
 
Glad to be proven wrong about advertising in Hi-Fi journals. I do know post 1960 Gray mainly advertised in broadcasting magazines. Thanks for that link. P.S. Gray Research was an offshoot of Columbia Broadcasting System's engineering division. They also made phono equalizers for hi-fi and broadcasting use. Their last wooden Micro-Trak tonearm design got spun off into Micro-Trak company.
 
Glad to be proven wrong about advertising in Hi-Fi journals. I do know post 1960 Gray mainly advertised in broadcasting magazines. Thanks for that link. P.S. Gray Research was an offshoot of Columbia Broadcasting System's engineering division. They also made phono equalizers for hi-fi and broadcasting use. Their last wooden Micro-Trak tonearm design got spun off into Micro-Trak company.
You're welcome!
Yes, You're right about equalizers. i previously mentioned about Gray 601, 602 and 603 equalizers
 
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