Beyond the Basics

frequently asked questions (FAQs)

Q:I drive by patrol cars but do not hear alarms?

A:Make sure you are scanning in Highway Mode. Check your antenna connections. In some cases, the alarm might not go off depending on the proximity of the patrol car to your vehicle. Also, terrain or other factors might be involved. Police officers can turn off the mobile extender when off duty or when going to court; however, they normally leave them on when on traffic duty. If you monitor user-programmed frequencies, switch to one of the preprogrammed frequency banks. Make sure MUTE and FLASH are both turned off. Some priority frequencies may be locked out.

Q:My scanner is on but won’t scan or reception is weak. How do I get it to scan?

A:Make sure the AC adapter is securely connected. If you are using an AC adapter and the wall socket it is plugged into is controlled by a wall switch, make sure the wall switch is turned on. If reception is poor, check the antenna connection or move the scanner. You might be in a remote area which could require an optional multi-band antenna. Check with your local RadioShack store.

Q:My scanner is not receiving weather channels. How do I set it so I can receive weather channels?

A:The scanner might be set to weather alert mode. If this happens, it cannot receive weather channels until it receives a weather alert. To hear a weather channel at any time, make sure weather alert is turned off. See “NWR SAME” for more information.

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Radio Shack 20-426 manual Frequently asked questions FAQs, Drive by patrol cars but do not hear alarms?