Fish Finders

Top 2 Best Sonar Fish Finders

sonar fish finderSonar is an acronym for sound navigation and ranging.

The best sonar fish finder makes great use of the echo.

When a machine or an animal makes noise, sound waves are formed in the surrounding environment which bounce back off to the nearby object and some are reflected back to the object that made the noise.

The range of low frequency sonar is remarkable and this is what makes sea animals to be able to tell the difference between objects from very far.

Click here for the Best Sonar Fish Finder available in 2017!

Top Sonar Fish Finders Comparison Table

GPSBattery LifePriceRating

Sonar of the Garmin Echo 551 DV Worldwide With Transducer

Sonar of the Garmin Echo 551 DV Worldwide With Transducer
hours$$$

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4.6 out of 5 stars

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Humminbird Helix 5 DI GPS fish finder

Humminbird Helix 5 DI GPS fish finder
hours$$

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4.3 out of 5 stars

Click here to read from 16 customer reviews!






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Some of the best sonar fish finders in the market include:

Humminbird Helix 5 DI GPS fish finder

Humminbird 409600-1 HELIX 5 DI Fish Finder

Rated 4.3 out of 5 stars from 16 customers. Click the image for prices and reviews!

This is one of the best sonar fish finder produced by the Humminbird manufacturers.  It measures 7.55w by 6.64h x 3.3d. It also comes with a power cable, a swivel transom mount,a transducer, and an instructional manual with DVD.  It has a 5 inch wide screen on the front for display purposes displayed in crisp, clear images in 256 colors with a resolution of 480 x 800 pixels. The control buttons are user friendly and you only need to press the on and off, the access menu functions. You can as well enable the image zoom, mark waypoints, choose single or split screen, make sonar selections and navigate whichever way you want to.

Sonar Features of Humminbird Helix 5 DI GPS fish finder

The down imaging sonar using the high frequency sound waves provides a picture of what is happening beneath the water’s surface up to 350 feet deep. With it, you can be able to see bait balls, vegetation, and game fish. An illustration of the depth at which these features are found is also demonstrated on the sonar.

It has a dual beam plus function which provides traditional sonar images up to 600 feet. The images are picked by the beam at 28 degrees angle at a frequency of 200 kHz and at a 16  degree angle on 455 kHz frequency. A narrow beam can be picked for greater accuracy but a wider beam is good for scanning larger areas.

GPS Features of Humminbird Helix 5 DI GPS fish finder

Once the fish finder is on the water, the unit is powered on, LCD backlighting is adjusted o ensure visible images regardless of the conditions of the current lighting. Large digits provides water depths and temperature along with vessel speed. The device  comes loaded with a UniMap cartography which provides detailed, full colored 3D charts of thousands of rivers and lakes in the United States. This fish finder can store up to 2500 waypoints of 45 designated routes. You can insert the MicroSD in order to capture and enhance current software storage.

Conclusion

This is one of the best sonar fish finder due to the preloaded features that it has. Reading from the side imaging fish finder reviews, most people prefer this type of fish finder. It will definitely provide the anglers with an advantage whether on fresh or salt water.

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Garmin Echo 551 DV Worldwide With Transducer 

Garmin Echo 551dv Worldwide with Transducer

Rated 4.6 out of 5 stars from 87 customers. Click the image for prices and reviews!

This great fish finder from Garmin comes loaded with all the wonderful feature every angler is looking for and that is why it is one of the best sonar fish finders in the market. It has an all in one transducer which provides both conventional broadband sonar and down imaging.  In its price range, it provides some of the quality images on its display. This images can be viewed both vertically and horizontally.

The Sonar of the Garmin Echo 551 DV Worldwide With Transducer

The transducer has the capabilities of both conventional and DownVu dual beam sonar. It has a high power output of 500 watts transducer which allows the sonar to reach 2300 feet deep thus making this device a perfect gadget for deep fishing.

This transducer has a dual beam sonar which has 77 kHz and 200 kHz with a dual frequency of 50 kHz and 200 kHz

Display of the Garmin Echo 551 DV Worldwide With Transducer

It has a 5 inch display of the Garmin Echo 551 DV fish finder is another feature that makes this device to be regarded as one of the best sonar fish finder.  It has a 480 by 640 pixels and a VGA color display, which provides bright and clear images. On this platform, you are sure of seeing bright and clear images, thus enabling you to differentiate details of underwater. You will be able to differentiate between fish arches,structure and the bottom of the waters.

Extra Features of The Garmin Echo 551 DV Worldwide With Transducer

  • Ultrascroll
  • Smooth Scaling
  • A scope
  • Adjustable depth line
  • AutGain technology
  • Fish Symbol  ID
  • Water Speed
  • Sonar History rewind
  • Bottom lock

What is In The Package of Garmin Echo 551 DV Worldwide With Transducer

  • Garmin Echo 551dv fish finder
  • DownVu  transducer
  • Transom mount and trolling motor mount
  • Tilt / Swivel quick release mount
  • Documentation
  • Power Cable

How Does Sonar Fish Finder Work

The principle of the sonar involves bouncing waves off objects and determining their distance by measuring how long it took the echo to return. It is best used on boats and ships to measure the depths of the waters in the lakes, sea and oceans. It is at times also used to locate the underwater objects such as submarines, shipwrecks and fish.

A quality sonar can give a machine vision for mapping  and navigation purpose a run for its money. A sonar which is high level  can differentiate between among objects in its vicinity. Its capability to distinguish between individual objects, is what is called resolution.  Get a high resolution from the sonar by engaging a narrow wave beam.

Conclusion

According to the side imaging fish finder reviews on this fish finder, it is just one of the best sonar fish finder in the market. This is because, it has a powerful sonar, an advanced HD-ID and DownVu transducer, photo like images of sonar reading  it displays, it has a zoom option, has extra features that will make it easier for the anglers to target fish, has high depth capabilities, has a solar history rewind, and can work in a split screen mode – horizontally or vertically.

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