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2050-DSS SIDE SCAN AND SUB-BOTTOM SYSTEM
0024048_REV_A
Figure 4-10: Sub-Bottom Control Tab-Pulse and Transmit Level Called Out
4.
In the Sub-Bottom Control Tab, select a Transmit Pulse using the “Pulse” dropdown. Set “Transmit
Level (%)” to “0”. Verify that you can hear the system transmitting. The transducers should begin
transmitting (at 0%) and receive data should begin scrolling on the Waterfall Display in Discover
Sub-Bottom, from right to left.
5.
In the Sub-Bottom Display Window Shortcut Toolbar, set Gain to either 0 or -3 dB, and then click
Normalize Gain Button.
Figure 4-11: Sub-Bottom Shortcut Toolbar- Range Text Field and Normalize Gain Button Called Out
6.
Tap the underside of the tow vehicle near the PVDF receiver with the handle of a screwdriver
while observing the Sub-Bottom Waterfall Display in Discover.
Streaks or noise spikes should be visible in the Waterfall Display, as shown in
. This
verifies the receive channel is operating.
