vhf base

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    Help!!!! Cm 300 at work is driving us crazy!!!

    Hi all. At my Firehouse, we have our Fire Base Radio, and EMS Has there own Base Radio. After they get a call and the radio alerts, it maj es a sound that o can best describe as " BBBGGGRRRUHHHHGGGG" And it is about to drive me and my guys insane!! Can anyone tell me what this is so we can get...