What’s On the Sonar Display

The 1100 Series™ can display a variety of useful information about the area under and adjacent to your

1Depth - water depth; can be set to alarm when the water becomes too shallow.

2Temperature - water surface temperature

3Speed - if a Speed accessory or GPS Receiver is attached, the 1100 Series™ can display the speed of the boat, and can keep a triplog of nautical or statute miles traveled.

4Course - the current direction the boat is traveling measured in degrees from North.

5Voltage

6Sonar Color Bar - color spectrum indicating low to high sonar intensity returns, where red indicates high intensity and white indicates low intensity.

7RTS® (Real Time Sonar) Window

8Thermoclines - layers of water with different temperatures that appear at different depths and different times of the year. A thermocline typically appears as a continuous band of many colors moving across the display at the same depth.

9Bait Ball

10 Second Sonar Return - when the sonar signal

1

2

bounces between the bottom and the surface of the

 

 

water and back again. Use the appearance of the

 

 

second return to determine bottom hardness. Hard

 

 

bottoms will show a strong second return, while soft

 

 

bottoms will show a very weak one or none at all.

 

 

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