Vertical 180 Menu - Simrad SX90 - REFERENCE MANUAL REV D Reference Manual

Simrad SX90
86
• : Time Varied Gain. This function will automatically
TVG
adjust the gain in the sonar to compensate for geometric
spread and absorption. Note that the TVG will only work
within the first 1000 meters. (► TVG on page 176)
• : Automatic Gain Control. This function will
AGC
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 112)
• : Reverberation Controlled Gain. This function will
RCG
automatically remove unwanted reverberation from the
bottom or from the sea surface. It may however also remove
scattered fish. (► RCG on page 151)
• : The Ping-to-Ping filter will only show you the
PP Filter
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 146)

Vertical 180 menu

Menu description
Menu buttons
• : Select the range for the vertical presentation.
Range
(► Range on page 149)
The menu is only shown
Vertical 180
when the Bow up/180° Vertical mode is
chosen. All relevant settings, except the
, can be selected separately for
TX Power
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
available on this menu. The
used to tip the vertical slice to avoid the
blind zone.
button is only
button is
Tip
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