I am thinking about getting one of these to help reduce the crackles in some of my records. Some of them have slight dirt in them but nothing major, however it is annoying when you get the odd loud crackle. I was thinking of getting one of these to help reduce the problem but do they do any good? [URL]http://www.superfi.co.uk/index.cfm/page/moreinfo.cfm/Product_ID/416[/URL] I am not expecting any miricles from it just an improvement.