What about an external sound card
www.amazon.co.uk/TRUST-SC-5500P-EXTERNAL-SURROUND-SOUND/dp/B0002Z2QQY

shitty but would probably do the job - he can always get some software to clean up the vinyl later
( h3donist tryin' to play me out as if my name is Sega.., Wed 8 Jul 2009, 12:47, archived)