Originally Posted by redG

I am getting feedback on conferance calls. I have seen a few references to a 90A attenuator that care for this if put on each CO ahead of the system.

Problem is Avaya, Graybar, and anixter have no idea what this is (talked to the tech support folks as well as sales). Even Google gets me nothing.

Does someone have these on a shelf they would like to sell or can someone pass along an alternate brand, part number, or name so I might be able to find 3-5 of these.

Thanks