Long suffering 1A2 key system repair tech again, with another tale of woe trying to support all of the Los Angeles City sites (50% of 500 buildings!) with this old stuff.
Common complaint from the phone users is low volume being heard from callers, no matter if they are called or called in to...
We are fortunate to have the chance to support old ITT 1A2/10A2 KSU based phone systems.
Wanted to know how to make the line disconnect faster after CO trunks stop sending ringing voltage to the KTU cards.
Had a problem where the line would ring for 10 times after CO trunk stopped sending...
We just put our print shop on a Meridian and want to ring a loud buzzer with the MARP DN, but only after hours.
It looks like we will need an analog circuit to signal/trip a "normally open" contact closure to a "Closed contact" from a Bogen TAM-B or similar contact relay.
Wanted to know who...
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