[Asterisk-Users] Billion BRI PCI card

[Christian Victor]

> I'm looking at experimenting with asterisk with an ISDN BRI and ISDN
> phones (since I have these already).
> 
> I saw that the Billion card was cheap and could be used in either TE or
> NT modes.
> 
> I have the following question which I couldn't answer by reading through
> the manual. Maybe someone has experience of using this card and can help
> me out.
> 
> when using in NT mode does the card require additional power or is it
> able to supply enough power by itself to the S0 bus?

The cards feeds no power to the s0. If the phone has its own power 
supply normally it will work without external power supply. Otherwise 
you will need a network terminator (NTBA) or a selfmade power injector.

Christian