Chapter 15: Using the fishfinder
Chapter contents
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15.1 How the fishfinder works on page 172
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15.2 Raymarine sonar modules on page 172
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15.3 Traditional sonar technology on page 173
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15.4 Broadband CHIRP sonar technology on page 173
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15.5 Fishfinder introduction on page 174
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15.6 Transducer bandwidth on page 175
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15.7 The sonar image on page 175
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15.8 Fishfinder presets on page 176
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15.9 Dual / Single frequency fishfinder on page 177
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15.10 Non-CHIRP (traditional) sonar module frequency controls on page 177
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15.11 CHIRP sonar module frequency controls on page 178
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15.12 Fishfinder display modes on page 180
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15.13 Fishfinder range on page 181
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15.14 Fishfinder sensitivity settings on page 182
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15.15 Fishfinder presentation options on page 185
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15.16 Depth and distance with the fishfinder on page 186
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15.17 Fishfinder scrolling on page 187
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15.18 Fishfinder waypoints on page 188
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15.19 Fishfinder alarms on page 188
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15.20 Sounder set–up menu options on page 189
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15.21 Transducer set-up menu options on page 190
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15.22 Resetting the sonar on page 191
Using the fishfinder
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