Thanks for the reply and very good idea.A "tack cloth" is what you are describing I believe. This just might work. The coating was alway there and might be part of the design.
Hello, This my first post here so please bear with me. I have a pair of ADS L810 speakers which I am still very happy owning.These speakers use a sticky coating on both the tweeter and midrange fabric domes. Unfortunately over a period of years this sticky coating has attracted a coating of...