Plugging a line level output into an input that requires a LowZ (mic level) input will sound horrible.
Using digital recording to do rock guitars is not a no no. I do it all the time.
Not all PC come with built in sound cards and those that do will have crappy converters / pres.
My instructors page and www.studiotrax.net for all things recording.
my toons Brought to you by Dr BadGAS
my toons Brought to you by Dr BadGAS