Path: utzoo!utgpu!news-server.csri.toronto.edu!mailrus!uunet!mcsun!hp4nl!ooc.uva.nl!ropg
From: ropg@ooc.uva.nl (Rop Gonggrijp)
Newsgroups: sci.electronics
Subject: Re: Identify device please?
Message-ID: <13502@slice.ooc.uva.nl>
Date: 22 Sep 90 18:45:41 GMT
References: <10566@hubcap.clemson.edu>
Organization: uvabick
Lines: 15

rbrink@hubcap.clemson.edu (Rick Brink) writes:


>I have a "black box" I picked up at a yard sale for a buck.  It's about
>1"x3"x6", manufacturer: Hayes Microcomputer Products inc. and labeled:
>microcoupler....off hook.  It has an RJ14 jack (4 wires), and a din 10 plug 
>with a 5inch multicolor riboncable terminating in a db25 (mounted in a box
>.75"x.75"x2.5" with flanges that look like they should fit a pc card
> opening.

From looking at you description I get the impression that this might be a
very simple device that can take the phone off the hook from a command on
the serial port. (Either a control wire or data). Could be handy when the
receiver is always in an acoustic coupler.... No guarantees, just a sugges-
tion.....