Interference Rejection; Radar Range; Radar Echo Expansion - Lowrance 988-0161-011 Instruction Manual

Anti-Rain Clutter vertical scrollbar (left) with Interference Rejection

Interference Rejection

This feature filters out signals from other radars close to your location.
To adjust Interference Rejection:
1. Select
I
NTERFERENCE
That will launch the Interference Rejection vertical scrollbar.
2. Use ↑ ↓ to adjust the Interference Rejection setting to a desired level.
Press to remove the scrollbar from the screen.
EXIT

Radar Range

This feature allows you to expand the area shown on the display unit,
which is helpful when you want to see targets a great distance from you.
You also can decrease the range to focus on targets closing in on you.
NOTE:
When switching radar ranges, you likely will need to adjust Gain,
STC and FTC settings to achieve optimum performance.
To adjust radar range:
1. Select
R
ADAR
launch the radar range list.
2. Use ↑ ↓ to select the desired range and press
chose is now in use on the radar display.
Tip:
Once you are comfortable with the various radar range options, you
can more easily switch ranges by pressing the

Radar Echo Expansion

This feature will make weak signals more visible on the display by
lengthening radar echoes.
scrollbar (right).
R
EJECTION
from the radar menu and press
R
ANGE
from the radar menu and press
21
, which will
ENT
. The range you
ENT
or keys.
ZIN ZOUT
.
ENT