kent1146
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- Mar 2, 2004
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Does anybody have any guidelines on the recommended replacement cycles for Etymotic ER-4 black foam tips and the green earwax filters?
Originally Posted by gradofan I don't think there are any "rules," per se. You should just look at your filter occasionally. If you can't see green (i.e., you see orange) then it's time to change. Also, if the sound is veiled, then it's time to change. Keep in mind that, before you decide the sound is off-kilter, you should make sure the Etys are positioned correctly. (Argh!) |