Edgetech 4205 - 2.0 Specifications; 2.1 Sonar Performance Specifications

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4205 SIDE SCAN SYSTEM 0021769_REV_D
2.0 SPECIFICATIONS
The specifications for the standard EdgeTech 4205 High Definition Dual-Frequency Side Scan Sonar System
are described below. These may vary depending on customized system orders and should be used as a
reference. For detailed information regarding custom systems, refer to the Custom system addendum or
contact EDGETECH
CUSTOMER SERVICE for configuration-specific information.
Specifications of 4205 Dual-Frequency Side Scan Sonar System Main Components:
• 4205
SONAR PERFORMANCE SPECIFICATIONS
• 4205
TOPSIDE SPECIFICATIONS
• 4205
TOPSIDE SPECIFICATIONS
NOTE: All specifications are subject to change without notice.
2.1 4205 Sonar Performance Specifications
SONAR SPECIFICATIONS
4205 TRI-
FREQUENCY
4205 MULTI-PULSE/MOTION TOLERANT
(MP/MT) AND HIGH DEFINITION MODE
Frequency
120/410/850 kHz
230/540/850 kHz
120/410 kHz,
230/540 kHz
230/850 kHz
Operating Range
(meters/side)
120 kHz: 600m, 230 kHz: 350m, 410 kHz: 200m, 540 kHz: 150m, 850 kHz: 90m
TRI-FREQUENCY
MP/MT
HDM
Horizontal Beam Width
120 kHz: 0.7°
230 kHz: 0.4°
410 kHz: 0.28°
540 kHz: 0.26°
850 kHz: 0.23°
120kHz: 0.95°
230kHz: 0.63°
410kHz: 0.38°
540kHz: 0.35°
850kHz: 0.30°
0.7°
0.44°
0.28°
0.26°
0.23°
TRI-FREQUENCY
MP/MT
HDM
Resolution Along Track
120 kHz: 2.4m @ 200m
230 kHz: 1.2m @ 150m
410 kHz: 0.5m @ 100m
540 kHz: 0.45m @ 100m
850 kHz: 0.20m @ 50m
120kHz: 3.3m @ 200m
230kHz: 1.7m @ 150m
410kHz: 0.7m @ 100m
540kHz: 0.6m @ 100m
850kHz: 0.26m @ 50m
2.4m @ 200m
1.2m @ 150m
0.5m @ 100m
0.45m @ 100m
0.20m @ 50m
Resolution Across Track
120kHz 8cm; 230KHz 3cm; 410kHz 2 cm; 540kHz 1.5cm; 850kHz 1cm
Vertical Beam Width
50°
Depression Angle
Tilted down 25°
Table 2-1: 4205 Sonar Performance Specifications