3. Press the OK button.

Enabling radar expansion

In the radar application:

1.Press the ENHANCE ECHOES softkey.

2.Press the EXPANSION softkey repeatedly until the ON option is selected.

3.Press the OK button.

Enabling radar wakes

In the radar application:

1.Press the ENHANCE ECHOES softkey.

2.Press the WAKES softkey repeatedly until the ON option is selected.

3.Press the OK button.

Adjusting the radar tune control

In the radar application:

1.Press the MENU button.

2.Using the trackpad, highlight the Radar Setup menu item, then press the trackpad right to select it.

3.Using the trackpad, highlight the Scanner Setup menu item, then press the trackpad right to select it.

4.Using the trackpad, highlight the Tune Adjust menu item, then press the trackpad right to select it.

5.Press the TUNE softkey, and select the MANUAL option.

6.Using the rotary control, adjust the level to obtain the maximum signal strength (indicated by the eight-step horizontal bar).

7.Press the OK button.

9.8 Radar tuning — ANALOG scanners

You can use the gain presets and other functions to improve the quality of the radar picture.

Tuning method

Related Options

Description

Gain

AUTO — the preset

Enables you to adjust

 

operates in fully

the sensitivity of the

 

automatic mode. This

radar reception. In some

 

is the default.

situations, adjusting the

 

MAN — allows you to

sensitivity may improve

 

the clarity of the radar

 

manually adjust the

 

picture.

 

intensity of the gain,

 

 

 

from 0 to 100%.

 

 

 

 

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C-Series Widescreen user reference

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Raymarine C90w, C140w manual Radar tuning Analog scanners, Adjusting the radar tune control, Enabling radar expansion