Why Your Blackberry or Cell Phone Causes Speakers to Buzz
Update (07/21) : it appears that a anti-static bag (or something that looks similar to it, anyway), will help kill that annoying noise. Check this out: He's charging $5 for a 2-pack . Just need a way to get it to have that shielding while in the holster; then it would sell very well! Thanks for the tip, Dave. I came across a very interesting article this week that explains why a blackberry or (less often) cell phone causes that annoying buzzing sound near speakers . I'm sure you've heard the noise; it's kind of like a bunch of buzzing bees. Basically, here's the crux of the whole thing: To get to the root of the issue, I spoke with Duncan Bradley, Research In Motion's (RIM) director of global market intelligence. RIM is the BlackBerry manufacturer. Bradley explained to me that cell phones cause this buzzing interference when near some speakers or other devices that can resonate radio frequencies (RF) because such devices often feature poor quality shielding...