[asterisk-users] 1950's UK rotary dial phone

Mike asterisk-users at norgie.net
Wed Nov 25 05:05:52 CST 2009


On Wed, Nov 25, 2009 at 12:26:10PM +0200, Tzafrir Cohen wrote:
> On Tue, Nov 24, 2009 at 11:03:16PM +0000, Mike wrote:
> > Folks,
> > 
> > I've got one of those GPO 1950's rotary dial phones that I'm trying to
> > get working in the UK.  I've got pretty much everything working with my
> > TDM400, the phone rings and I can receive calls but I cannot dial with
> > the rotary dialer.  I have set pulsedial=true  
> 
> Should not be needed. This parameter means that your Asterisk system
> dials with pulses rather than tones (prefixing 't' rather than 'p' to
> the dial string sent to DAHDI). I suppose this is not really what you're
> after.
> 
> > or whatever the exact
> > setting is and I can dial from the phone by lifting the receiver and
> > tapping out the number on the hook.  However, using the rotary dialer
> > does not work (works fine plugged into my phone line).  I have read
> > about the possibilty that the pulse settings may need adjusting in
> > kernel.h in the dahdi driver but I have no idea what to set them to.  I
> > have tried tweeking them to various extents but I've not been able to
> > bring it to life yet.  Does anyone have any experience getting this to
> > work?  Does anyone know the specs for UK pulse dial?  How long should
> > the pulses be and what is the gap between them?
> 
> I wonder if anybody wants to follow up on 
> http://bugs.debian.org/546329 (formly http://bugs.debian.org/399772 )
>

Thanks Tzafrir, that was it.  I have changed the fxs.debounce and
recompiled.  My rotary dialer lives again!

Thanks again,
Mike. 
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