[Asterisk-Users] where to buy x100p

[Leo Ann Boon]

>The above assumes the x100p is connected to a pstn network that is
>reasonably close to the 600 ohm US standard the card was designed to
>interface with. Using the card in several other countries where the
>pstn standards are different will likely result in echo that can not
>be addressed with the above statements.
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The x100p works fine in Singapore, probably because the terminal 
impedence here is 600 ohm as well.