motorola saber 2 vhf

Do I need to set a squelch on my radio? Some of my electronics interfere with the radio. I f I need to how do I request the squelch to be programmed? For receiving my local police department do I need to enter the PL codes for each frequency? Can the police style PTT ID be programmed in the...

I was wondering if anyone can tell me what all of the icons on the Motorola Saber 2 mean. On my radio I know what the speaker with the slash through it means and the empty circle. I was wondering what the the icon that looks like 2 hills together means. Also if someone can tell me what other...