2. RADAR OPERATION

2.18Echo Trails

Echo trails are simulated afterglow of target echoes that represent their movements relative or true to own ship. This function is useful for alerting you past possible collision situations.

Echo trail

Sample echo trails

2.18.1Trail time

1.If not displayed, press the [HIDE/SHOW] key to show the radar soft keys.

2.Press the D:TARGET soft key.

3.Press the A:TRAIL soft key.

12/LP 3nm

H-UP

319. 9° M TRAIL

A

TRAIL

ON /OFF

B

TRAIL

 

TIME

C

GRAD

SINGLE

D TRAIL

COLOR

E RETURN

+ 359.9 ˚R 11.70nm

Trail soft keys

4. Press the B:TRAIL TIME soft key to show the trail time window.

TRAIL TIME

§

15seconds

30seconds

1minute

3minutes

6minutes

15minutes

°30 minutes

CONTINUOUS

Trail time window

5.Use the trackball to select time desired.

6.Press the C:ENTER soft key.

7.Press the E:RETURN soft key twice to finish.

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2-23

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Furuno 1953C-BB, FURUNO MARINE RADAR, 1943C-BB manual Echo Trails, Sample echo trails, Trail soft keys, Trail time window