You wrote....
I didn't notice the first posting. I have an ACT
Model 10028, also called
QuadrAsync/E.
Aha... that gives me upon further googling...
http://www.kuno.de/kunden/kch/able.htm
Which indicates I have a QuadrAsync/B (4 DL11-B's, EIA data lines only).
Nifty. Googling further doesn't show jumper settings. I may call Able and
ask 'em.
Jay