Simrad SP60
22
How to adjust the gain
You can adjust the sonar gain by means of the control buttons on the Sonar Control Panel, or by using the
Gain
button on the
Horizontal
and
Vertical
menus.
Using the Sonar Control Panel:
1
Locate the
Gain
field on the Sonar Control Panel.
2
3
Press the
Gain H+
or
Gain H-
to increase or decrease the horizontal gain.
Press the
Gain V+
or
Gain V-
to increase or decrease the vertical gain.
Using the menu system:
1
Click the menu.
Horizontal
or
Vertical
tab to open the respective
2
Click the
Gain
button to adjust the gain.
• Click the left side of the button to decrease the gain.
• Click the right side of the button to increase the gain.
• Click the middle of the button to open the parameter dialogue.
How to control the AGC
The
AGC
(Automatic Gain Control) adjusts the gain in the sonar’s preamplifier circuitry. This gain depends on the strength of the incoming echo signal. The result is a filter effect, reducing noise and reverberation. The
AGC
has four different settings.
1
Click the
Horizontal
or
Vertical
tab to open the respective menu.
2
Click the
AGC
button to adjust the parameter.
• Click the left side of the button to decrease the parameter value.
• Click the right side of the button to increase the parameter value.
• Click the middle of the button to open the parameter dialogue.
How to control the RCG
The
RCG
(Reverberation Controlled Gain) regulates the receiver gain individually for each of the receiving beams. If you select
Weak
and
Medium
, echoes from propellers, surface and bottom reverberations will be suppressed, while target echoes will remain in view. If you select
Strong
, a special filter removes the bottom, while echoes on the bottom will be presented.
300065/A
