Sports: [Sports-Music_Programming] Re: Cell phone interference

Thanks, Sean. Very helpful information. I appreciate it.

--- In Sports-Music_Programming@yahoogroups.com, "Sean McHale" <seanmchale@...> wrote:
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> Use quality balanced audio cables and balanced audio equipment as much as possible. Shielding is the real issue. I've seen brand new arenas where using the building's 2-way radios would cause interference to the AV equipment, including PA. Remedied by shielding.
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> Also, route your cables away from the cell phones. If you don't have the option of buying balanced audio gear, move as much of the wires as possible to the floor beneath the table. The increased distance from the phone to the wires/equipment will help.
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> FWIW, you should only be seeing this type of interference from GSM phones, typically used by AT&T and T-Mobile. CDMA (Sprint, Verizon) won't cause this problem.
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> One last trick is to install a cellular repeater into the room. Cell phones adjust their transmitter power to signal strength. If you're right next to the tower your phone will use very little power. If you're only seeing 1 bar, your phone's going to crank up its output power and cause more interference.
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> Sent via BlackBerry
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> -----Original Message-----
> From: "bropepper" <jwcrowder@...>
> Sender: Sports-Music_Programming@yahoogroups.com
> Date: Fri, 20 Jan 2012 19:59:09
> To: <Sports-Music_Programming@yahoogroups.com>
> Reply-To: Sports-Music_Programming@yahoogroups.com
> Subject: [Sports-Music_Programming] Cell phone interference
>
> The PA system picks up interference from the cell phones which belong to the officials at the score keeping table in our high school gym. I know this is a common problem, and the best solution is to keep cell phones away from the sound equipment. Is there any other solution?
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