cartridge demagnetization


Are there any telltale signs that your phono cartridge [especially MC] needs to be demagnetized, or is this just a preventative maintenance issue?
boofer
Thanks for the constructive comment, Intactaudio.
I was looking for a word that described the properties of "soft" material but turns out paramagnetic wasn't it ;^)
Cheers,
It's conceivable that some of our contributors, in their long careers, may have, at some point, blown up some dark matter. ;^)