Path: utzoo!utgpu!watmath!clyde!att!osu-cis!tut.cis.ohio-state.edu!unmvax!ncar!ames!amdcad!sun!pitstop!sundc!seismo!uunet!mcvax!unido!nixpbe!ugun21!ortloff From: ortloff@ugun21.UUCP Newsgroups: comp.dcom.modems Subject: Re: AJ211 Answer Mode Message-ID: <16300001@ugun21> Date: 1 Dec 88 22:50:00 GMT Lines: 22 Nf-ID: #N:ugun21:16300001:000:810 Nf-From: ugun21.UUCP!ortloff Dec 1 23:50:00 1988 I had an opportunity to buy a second hand Anderson Jacobson AJ211 acoustic coupler. Unlike the AJ311, the AJ211 provides the originate mode only. However, the housing and the printed circuit give the impression that an hardware-upgrade would be not too expensive. Does anyone know how the A211 would have to be modified or has anyone the circuit layout of A211 and/or A311? Thanks in advance, Alexander Ortloff ------------------------------------------------------------------------------ e-mail: USA: uunet!linus!nixbur!nixpbe!ortloff.pad !USA: {mcvax!}unido!nixpbe!ortloff.pad paper mail: c/o Nixdorf Computer AG Abtlg. EG-NW 2 Unterer Frankfurter Weg D-4790 Paderborn tel. (+49) 5251 10-5799 ------------------------------------------------------------------------------