Quote Originally Posted by Woochifer
My guess would be something going on at the crossover. Crackly sounds like you describe are typically either distortion or a short. Distortion would point to a physical problem with the driver, while a short could be anything else along the signal path. The intermittent nature of the problem as you describe it sounds more like a crossover problem or something going on with one of the connectors. Either way, they're easy to fix.
Thanks Cam and Woochifer. I am still puzzled why this didn't do it back in the store. Here we hooked it up to a Marantz integrated amp. Neither of us heard anything abnormal at all at any volume. Can the crossover be replaced as well without much hassle?