Improving the recognition of fish and schools using receiver filters
Topics
About the receiver filter sequence in the
ST90
system
Reducing noise and reverberation with the AGC (Automatic Gain Control) function
Reducing propeller noise and interference with the Noise Filter
Reducing bottom and surface reverberation with the RCG (Reverberation Controlled Gain) function
Reducing noise and false echoes with the Ping-Ping Filter
Reducing the strong bottom echo to see fish close to the seabed
Adjusting the intensity of the echo presentations