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Legacy telco services 3

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Mar 11, 2004
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CA
Has anyone ever seen this:

Overline stop services 1st type D

4 control circuit (per quarter mile) - I think this one has to do with a signaling path.

I'm unsure of what services these are. They could be legacy services specific to the telco.

Thanks to anyone who has a clue, cause I sure don't!
 
Putting on my wayback hat, I'd guess (guess) that this is a "stop hunt" circuit. It was often installed in conjunction with a small toggle switch. When the switch was in the normal position, incoming calls would hunt from line 1 to 2 to 3, etc. When in the "stop hunt" position, calls would not ring past the first line. Most often saw it in medical offices when they had analog answering machine. Other versions created a toggle-switch forward to an answering service (before *72 call forwarding variable existed).
Mike
 
Thanks Mike. I would have guessed something similar but it would have been a guess, not based on experience. Based on my experience, I'm 100% sure customers just write checks and never look at their bill.
 
That definitely would be leftover from the pre-ESS years of Crossbar and SXS switching systems. The cheap version was to use a relay to short all the subsequent lines and operate it with a TKM switch at the reception desk, if you had answering service pickup on the first line.

....JIM....
 
Right - stop hunt. If each line had its own number and not just term 0,1,2,3, etc. Then at night the first line went to a recorder. Line 2 could be the warehouse, line 3 could be security. A way to get calls to specific destinations pre-DID ( and pre-AA voicemail for that matter), Jeez I'm getting old.
 
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