UTC LS-10X wiring?

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DaveP

Well-known member
Joined
Nov 8, 2005
Messages
3,027
Location
France
I'm trying to unravel the Gates 28-CO and the second stage is fed from a UTC LS-10X wired like this:-

Input to primary terminals 2&3 joined and 4&5 joined.

Secondary looks like standard 60k with 8&9 joined and grounded and output from 7 and 10.

My question is what ratio is this?

I think it may be the 50 ohm wiring but can't be sure as no details on the web only the possible impedances.
It is not the 600 ohms, as that is listed elswhere on the amp schematic
thanks
Davep
 
Wiring is identical to A-10:

http://www.ebay.com/itm/UTC-A-10-Audio-Transformers-Matched-Pair-Vintage-as-used-in-LA2A-compressors-/251290921732?pt=Vintage_Electronics_R2&hash=item3a821b2b04
 
We have all the wiring info here:

http://www.groupdiy.com/index.php?topic=44876.msg561776#msg561776
 
Well I was a good boy and did a search of the entire site first but all that came up was LS-10X DI box posts.
tech docs did not surface, I'll look there too in future.
It was the 50 ohm wiring pattern by the way, had to know that for the reflected impedance.
best
DaveP
 
The tech documents are really hard to search.  I think they should be alphabetical, rather than thread style. 
 
  Data from dr. CJ for UTC A-10,
50 Ohm  impedance :
connect 2 & 4, 2 & 3 joined and 4 & 5 joined.
 

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gemini86 said:
In the blue bar at the top of the thread list, click "Subject"... this will sort by subject, in alphabetical order.

well......that makes sense.....

Proof you are old; when you don't assume every damn thing is some clickable link. 
 

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