On Wed, 10 Feb 2010 12:11:38 -0000, "David Looser"
wrote:

The OP spoke about using a laptop, that means he can't use a "good sound
card".

Sure he can, as long as "sound card" is defined loosely as "audio
interface". But for his application, a laptop's Line In will be just
fine, as long as he hasn't got one of those irredeemably noisy
laptops.