Could a home security system interfere with my home theater system?

I recently installed a wireless home security systems (ADT), and now I am noticing a clicking emanating from my home theater system. I am wondering if it is caused by the new security, and if so, how can I fix it? A bit of detail on the clicking: it is similar to, but not the same as, the phone interference... show more I recently installed a wireless home security systems (ADT), and now I am noticing a clicking emanating from my home theater system. I am wondering if it is caused by the new security, and if so, how can I fix it?

A bit of detail on the clicking: it is similar to, but not the same as, the phone interference caused by certain (GSM) phones.
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