Re: switching the bell wire...

[Richard Malcolm-Smith <rich@xxxxxxx>]

Paul Gordon wrote:
> So not a good idea then!...
> 
> totally academic now anyway, as I've just done some more testing and
> discovered that my DECT phones (BT Diverse 3000 range) don't use the
bell 
> wire for ringing, and still ring quite hapily whether the bell wire is
> connected or not.
> 
> Seing as 90% of the handsets in my house are of this type, then that
rather 
> puts the kybosh on the whole idea, as I'm not about to chuck them all
away 
> and buy new ones...

Put the line thru a diode bridge and it will kill the ring signal. Put a
DPDT relay to choose either before or after the bridge and you have a 
ringer on off selector.



http://www.automatedhome.co.uk
Post message: ukha_d@xxxxxxx 
Subscribe:  ukha_d-subscribe@xxxxxxx 
Unsubscribe:  ukha_d-unsubscribe@xxxxxxx 
List owner:  ukha_d-owner@xxxxxxx
List of UKHA Groups here - http://groups.yahoo.com/group/UKHA_Grouplists/

Your use of Yahoo! Groups is subject to the Yahoo! Terms of Service.