| There are several things to look for when using radar | | | | detector ranges, several websites are helpful in this |
| detector ratings as a reference material prior to | | | | regard. |
| purchasing any of the electronic gadgets. Essentially, | | | | A capability to filter false alerts is another important |
| the factors to consider are the features commonly | | | | factor to consider in radar detector ratings. Many |
| found in the detectors available. A decision has to be | | | | electronic devices also send out radio signals in the |
| made based on whether a feature is important or | | | | same frequencies used in radar-based speed |
| just an add-on that will only be a secondary factor to | | | | surveillance equipment. A good detector should be |
| the final choice. | | | | able to isolate signals from these devices which |
| Sensitivity and range is the most important factor to | | | | include security systems and automatic doors that |
| consider before choosing a radar detector. A | | | | are all very common. |
| detector able to provide more range will give the | | | | Emphasis should likewise be given on the display |
| driver more lead time to reduce speed after an alarm | | | | feature of radar detectors. Basically, there will be |
| is triggered. The detector able to capture radar | | | | three display types to choose from in various |
| signals around a road bend or a hill top would be | | | | detector models: text, icon and LED. Icon and LED |
| most ideal. The ranges of detectors vary widely | | | | displays are generally more difficult to read because |
| based on the different types of radar speed | | | | of their limited space, giving text display the edge in |
| monitoring devices being used. For the various | | | | radar detector ratings. |