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©2005 Tsunami Fishing Systems
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Sonar Reflections
A good sonar unit may not be essential when fishing offshore, but it
sure helps! This article covers some of the more subtle points on sonar
selection and use that we encountered while setting up Toy Boat 2...
Background
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Comparison
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Install&Setup
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User Interface |
Performance |
What's Next?
Let's start with a comparison of some of the features of both sonar units,
to give you a little better understanding for some of the upcoming
comments. At first glance, they are really quite similar. (Note:
If you have questions concerning the terminology or technology,
Lowrance has an excellent on-line tutorial that you
should check out.)
| Comparison of Features
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| Product |
Lowrance X-85
|
Furuno LS-6100
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| Power (Watts RMS)
|
375 |
300 |
| Screen Resolution (Pixels)
|
240V x 320H |
320V x 240H |
| Transducer Frequency & Coverage
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192 kHz / 20 degrees standard;
192 kHz / 8 degrees optional;
50 kHz / 45 degrees
optional |
50 kHz / 45 degrees
&
200 kHz / 20 degrees
standard |
| Automatic Control
|
Yes |
Yes |
| Manual Control
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Yes |
Yes |
| Display Grayscale
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4 shades |
4 shades |
| Grayline / Whiteline
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Yes |
Yes |
| Speed & temp display
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Yes (w/optional xducer) |
Yes (requires S/T
transducer) |
| Split Screen
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Yes |
Yes |
| Bottom Zoom
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Yes |
Yes |
| Real-time display
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Yes ("FasTrak") |
Yes ("A-Scope") |
| Clutter Removal
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Yes |
Yes |
| Noise Supression
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Yes |
Yes |
| Variable Scroll Rates
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Yes |
Yes |
| Navigational Data Display
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No |
Yes |
| Brightness/Contrast controls
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Brightness, Contrast |
Brightness, Contrast, Night/Day |
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