Re: Cable for FXO connections (SPA-3102)

Mark wrote:
> I've got several RJ11 to UK (socket) adapters for connecting phones to
> an ATA's FXS port.
>
> Can someone please advise if they are the correct cable type (with the
> addition of a gender changer M-M cable) for connection of the FXO port
> of a SPA-3102 to my regular PSTN phone line.
>
> Just don't want to fry anything or maybe find the capacitor in the
> RJ11 lead isn't needed.
>
> If it's _not_ the right cable type, then what is? I have a few RJ11-
> UK (plug) leads from old modems (e.g. as delivered with laptops) but
> they aren't all the same. There are at least two variants I've come
> across.
>
> TIA
>

The correct cables connect pins 2 and 5 of the BT socket to the
inner-most two pins on the rj11 connector.

You don't need a ring capacitor on an FXO port, only on an FXS where you
are connecting a phone which sometimes need this ring capacitor.

You can use this:

http://www.provoip.co.uk/product_inf...products_id=61

along with the rj-11 cable that should have come with the SPA3102.
(Product also available from other shops etc...etc... :) ).

cheers,
Paul.