search for: nonconductive

...foil (aluminum is diamagnetic and therefore has good insulation properties regarding emf.) open your case and turn your computer off. Wrap the foil most of the way around the card, taking care to leave the foil in a shape that can be removed without distortion. Remove the foil, and coat it with a nonconductive, nonflaking, nonscorching lacquer such as high quality enamel paint. Return the coated nonconductive foil. See if that helps the signal at all. Really, unless there's a different problem and I'm just yapping into the wind, the best thing to do would be to get a sound card that fits into...

...oil (aluminum is diamagnetic and therefore has good insulation properties regarding emf.) open your case and turn your computer off. Wrap the foil most of the way around the card, taking care to leave the foil in a shape that can be removed without distortion. Remove the foil, and coat it with a nonconductive, nonflaking, nonscorching lacquer such as high quality enamel paint. Return the coated nonconductive foil. See if that helps the signal at all. Really, unless there's a different problem and I'm just yapping into the wind, the best thing to do would be to get a sound card that fits in...

...foil (aluminum is diamagnetic and therefore has good insulation properties regarding emf.) open your case and turn your computer off. Wrap the foil most of the way around the card, taking care to leave the foil in a shape that can be removed without distortion. Remove the foil, and coat it with a nonconductive, nonflaking, nonscorching lacquer such as high quality enamel paint. Return the coated nonconductive foil. See if that helps the signal at all. Really, unless there's a different problem and I'm just yapping into the wind, the best thing to do would be to get a sound card that fits in...