Folks i have a samsung tft with no in built speakers , i am planning to get a dth connection to use this moniter1. what is the best way to do this .2 i have pc i and i have heard that if i go for internal tv tuner card its a headache and not sure whether it has av rca input ??3 i saw a external tv tuner card but it does not have rca a/v input , the store guy showed a cable saying i can connect rca to s- video as it had a s-video input , is it possible??