Re: Acoustic couplers

> From: Steve Crocker <steve(_at_)shinkuro(_dot_)com>
>
> I honestly don't remember whether the plugs were the clunky four pin
> or the then-modern RJ11.  I recall studying RJ11 and RJ45 plugs and
> sockets at some point and discovering that some plugs and sockets
> had six wires instead of only four or two.  I never did learn if
> they had a different number.  The form factor was the same.
Wikipedia has a long list:
http://en.wikipedia.org/wiki/Registered_jack It's probably not
complete.

Dale