[Surround 3's crackling sounds]

Having occasional loud screeching or crackling noise from my Surround  3 speakers,on Bar 48 soundbar.Anyone else? has anyone figured out what this might be?

klipsch noise 2.mp3

[Center speaker for L/R installation]

Don't see a problem.They should all match well!

[Klipsh Bar 48 with Surround 3 Speakers - 1 Speaker making a scratching noise occasionaly.]

I also am having bad crackling noise from both speakers,tho worse on R rear.I have just opened a ticket at Klipsch and will update as necessary.