Download Simrad PI GEOMETRY - QUICK REFERENCE GUIDE REV B Installation manual

Simrad SH90
•
AGC: Automatic Gain Control. This function will
automatically reduce the gain if you experience reverberation
and noise, or increase it if the conditions permit it. Using the
AGC will ensure best possible signal processing. (► AGC
on page 122)
• RCG: Reverberation Controlled Gain. This function will
automatically remove unwanted reverberation from the
bottom or from the sea surface. It may however also remove
scattered fish. (► RCG on page 153)
• PP Filter: The Ping-to-Ping filter will only show you the
echoes if they are still present after several consecutive pings
(2, 4 or 8). This function will provide you with a more stable
echo presentation, as spurious echoes will be suppressed.
(► PP Filter on page 148)
Vertical 180 menu
Menu description
The Vertical 180 menu is only shown
when the Bow up/180° Vertical mode is
chosen. All relevant settings, except the
TX Power, can be selected separately for
the vertical modes independent of the
horizontal settings. When any vertical
setting is selected and defined in one
mode, the setting will be applied to all
vertical modes. The Tip button is only
available on this menu. The Tip button is
used to tip the vertical slice to avoid the
blind zone.
Menu buttons
•
Range: Select the range for the vertical presentation.
(► Range on page 151)
• Tip: Use this setting to tip the vertical slice to avoid the blind
zone. (► Tip on page 167)
• Bearing: Use this function to adjust the bearing. (► Bearing
(Vertical) on page 126)
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