looking for info on old standard MDP-326-117. standard for circuit description, ckt dwgs, requirements.?

Answer 1

If you type just the "MDP-326" part into google, it turns up several sites with standards. You can then search for the specific standard using the sites own search facility. One of them, Telcordia, has "MDP-326-117" for sale. See 2nd link below to Telcordia company.