[ProAudio] Western Electric 111C transformers

[Kevin P. Mostyn]

At some point, Bell Labs put scans of all their journals online. They 
still may be online. I have on my server 4,432 PDFs of BSTJ articles 
from 1922 through 1983.

So now you know three people with these.

Kevin

On 2/1/2022 1:55 PM, Jim Brown via ProAudio wrote:
> On 2/1/2022 1:05 PM, Bob Olhsson via ProAudio wrote:
>> The phone company held patents on electrical recording, motion 
>> picture sound and broadcasting until the late 1940s.
>
> AT&T Bell Labs might have been the premier engineering entity on the 
> planet for most of the 20th century. Their periodical, Bell System 
> Technical Journal, documented many (most?) of the major electrical 
> engineering inventions and research during the first half of that 
> century, especially in audio and communications. RCA also had a 
> serious engineering department. David is one of two people I know who 
> own large collections of the BSTJ.
>
> Jim Brown
>
>
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