[Asterisk-Users] Are my expectations too high?

[Derek Lee-Wo]

> Get an FXO card with hardware echo cancellation. I use the Sangoma
> A20002D (four FXO ports with echo cancellation). It definitely costs
> more, but the hardware echo cancellation makes a huge difference in call
> quality! Software echo cancellation doesn't really work...

With this card, would you say your audio quality is identical to that
of an analog phone connected directly to the PSTN?  I'm trying to
understand if I should expect "some" audio degradation when going
through Asterisk.