Thank you for the recommendation of Julez. I held off sending them out while I searched some more.. Update: I took out the SR-007 a few times & recently the distortion has gone. It may come back of course :)

A pair of stax SR-007 earspeakers have a buzzing crackling noise in the Right stator. Like many things they worked fine. I put them away in their case, got them out and now there's this distorted noise. I have flexed the cable along the length and at the restraints(?), this has no effect. I've...