974-25007001/2.0
SL 30/35 Hull Sonar Operators Manual
Page 4.58
Menu and Software Description
Kongsberg Simrad Mesotech Ltd.
Port Coquitlam, BC - Canada
Type
is a lists of TVG curves provided for the user to choose from. Selections include the
standard, 20Log, 30Log, and 40Log curves which are primary used to adjust the overall signal
gain. The Test TVG produces a linear gain with a slope of 1 dB per meter. This is used for
receiver inspection and test. The User option provides full adjustment capability to the user to
generate special gain curves (
Should be used with care
). When the User TVG type is
selected, the TVG
settings
control are enabled and provide the user with the means for
adjusting individual components.
Gain
control is used to apply a DC gain to the standard curves. This control is disabled for
Test
and
User
TVG types.
Gain Limit
controls the maximum gain of the standard curves. This control is disabled for
Test
and
User
TVG types.
Settings
is enabled only when the
User
TVG type is selected. It provides the user with
controls to adjust the TVG factors.
L factor
sets the maximum gain (gain Limit). The
C
factor
is used to adjust the gain offset. This is the only control available for the 1007 altimeter
sonar.
TVG Curve
shows the current gain curve (updated dynamically) as adjustments are made.
The slider bar on the left side of the curve can be used as a measuring bar to find the exact
gain at a given range. Note the curve is shown up to the current operating range.
Summary of Contents for SL 30
Page 1: ...SL 30 35 HULL SONAR OPERATORS MANUAL 974 25007001 Issue 2 0 September 2003...
Page 2: ......
Page 207: ......
Page 208: ......
Page 209: ......
Page 210: ......
Page 211: ......
Page 212: ......
Page 213: ......
Page 214: ......
Page 215: ......
Page 216: ......
Page 217: ......
Page 218: ......
Page 219: ......
Page 220: ......
Page 221: ......
Page 222: ......
Page 223: ......
Page 224: ......