Has nothing to do with static electricity. You still need a Zerostat for that. Furutech claims in their white paper that there are enough ferrous particles in the pigment used to color the vinyl.
http://www.furutech.com/news/FURUTECHdeMagNews2006.htm
You certainly don't need to spend $1800 or even $200 to get the benefit of demagnetizing. I've heard from some folks who have good success using a bulk tape eraser.
I've been through about 50 different LP's and I've yet to find one that did not sound noticeable better. It is like lifting a veil. It works on CD's as well. I haven't tried it on a DVD but I hear from others that it does improve the picture as well.
http://www.furutech.com/news/FURUTECHdeMagNews2006.htm
You certainly don't need to spend $1800 or even $200 to get the benefit of demagnetizing. I've heard from some folks who have good success using a bulk tape eraser.
I've been through about 50 different LP's and I've yet to find one that did not sound noticeable better. It is like lifting a veil. It works on CD's as well. I haven't tried it on a DVD but I hear from others that it does improve the picture as well.