[Asterisk-Users] Terrible crackling on analogue line and X100P card

[Sascha Ferley]

I am currently trying to solve this problem aswell with a TDM400p card and
going out the FXO port to the PSTN ..
If anyone runs into a solution, would be great news.
T

On Sat, 9 Apr 2005, Stuart Ford wrote:

> Dear all ...
>
> I'm experiencing terrible trouble with crackling and noise on an
> analogue line connected to an X100P (compatible) card. I've checked the
> line with a normal analogue phone and it works fine, clear as a bell,
> but any outgoing or incoming calls to Asterisk are almost completely
> drowned out by loud crackling.
>
> I've attempted to adjust the RX and TX gains, but to no avail. There's
> also an echo, but only one way. I'm assuming this is a separate issue so
> I've not done much to investigate that, but I may be wrong so if it is
> related does anyone have any suggestions?
>
> I never had this trouble with ISDN, but then I wouldn't would I? :)
>
> If anyone can wave a magic wand, or at the very least point me to a
> website where I can get my own magic wand, please let me know.
>
> Thanks
>
> Stuart
>
>
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