User's Manual

JMA-9172-SA Instruction Manual > 3.BASIC OPERATION > 3.8 APPLIED OPERATIONS
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3.8.1.4 Process Switch
• This function sets a specific area and switches the video process mode between
the inside and outside of the area.
• In Section 3.8.1.5 "2nd Process Mode" 2nd Process Mode, set the second video
process mode for the area outside the boundary.
• In [2] PROCESS of Main Menu , set the first video process mode for the area
inside the boundary.
• Gain at a distance can be improved by suppressing near sea clutter through the
correlative process.
• There are two methods for setting an area:
3.8.1.5 2nd Process Mode
• Set the second video process mode for the outside of a specific area.
• This function is enabled when or is selected in Section
3.8.1.4 "Process Switch".
3.8.1.6 Process Switch Range
• Set the boundary range of a specific area.
• This function is enabled when is selected in Section 3.8.1.4
"Process Switch".
• The specific area turns out to be a circle with the own ship’s position as the
center.
• The boundary range can be set in units of 0.1 nm, ranging 0.1 to 25.5 nm.
：
Disables the Process Switching function. (Standard
setting)
：
Sets a boundary at a constant range from the center. Set
the boundary range in Section 3.8.1.6 "Process Switch
Range". The specific area turns out to be a circle with the
own ship’s position as the center.
：
Automatically sets a specific area. The area subject to
many clutter returns is inside the boundary, and the area
less subject to clutter returns is outside the boundary.
Video process modes
: Select this mode in general.
: Select this mode when many rain/snow clutter returns are detected.
: Select this mode to highlight targets while suppressing sea clutter returns.
: Select this mode to detect small targets hidden by sea clutter returns.
: Select this mode when own ship yaws wildly.
: Select this mode to detect small targets of which detection probability is low.
Off
Range Fix
AUTO
Range Fix
AUTO
PROC Off
3Scan CORREL
4Scan CORREL
5Scan CORREL
Remain
Peak Hold
Range Fix