The Big Sonar Quiz Thread

[CatFan]

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Sonar Quiz#25 Courtesy of rnvinc



(credit to 91reddog for the image)...

Rickie

Discussion and answers can be found in the thread at http://www.crappie.com/crappie/side-...nar-quiz-25-a/

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Sonar Quiz#26 Courtesy of rnvinc

This one is kinda unique ...

Explain the lighter area in between the 2 darker areas ...



Credit to Gil at THT for the pic ...

Rickie

Discussion and answers can be found in the thread at[/SIZE] http://www.crappie.com/crappie/side-...nar-quiz-26-a/

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Sonar Quiz#27 Courtesy of rnvinc

Another sonar history lesson ...

Why are piezos sometimes labeled "crystals" or "crystal elements" ...??

Rickie

Discussion and answers can be found in the thread at http://www.crappie.com/crappie/side-...nar-quiz-27-a/

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Sonar Quiz#28 Courtesy of rnvinc



What else can also be seen in this image ...??

Rickie

Discussion and answers can be found in the thread at http://www.crappie.com/crappie/side-...nar-quiz-28-a/

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Sonar Quiz#29 Courtesy of rnvinc

Image credit to kosmo ...



Rickie

Discussion and answers can be found in the thread at http://www.crappie.com/crappie/side-...nar-quiz-29-a/

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Sonar Quiz#30 Courtesy of rnvinc



Rickie

Discussion and answers can be found in the thread at http://www.crappie.com/crappie/side-...nar-quiz-30-a/

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Sonar Quiz#31 Courtesy of rnvinc



What other tools could we use to learn more about the echo return in the blue ...??

Rickie

pic credit to doc

Discussion and answers can be found in the thread at http://www.crappie.com/crappie/side-...nar-quiz-31-a/

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Sonar Quiz#32 Courtesy of rnvinc

What are we seeing in this image ...??

What characteristics lead us to the conclusion ...??



pic credit to LunkerHunter5006

Rickie

Discussion and answers can be found in the thread at http://www.crappie.com/crappie/side-down-imaging/314844-sonar-quiz-32-a/

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Sonar Quiz#33 Courtesy of rnvinc

What's wrong with this image ...??



pic credit to Kingpoint

Rickie

Discussion and answers can be found in the thread at http://www.crappie.com/crappie/side-down-imaging/314845-sonar-quiz-33-a/

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Sonar Quiz#34 Courtesy of rnvinc

Chart Orientation ...

*North Up ...
*Heading Up ...
*Course Up ...

Define each ... With example scenarios that each would benefit from ...

Rickie

Discussion and answers can be found in the thread at http://www.crappie.com/crappie/side-...nar-quiz-34-a/

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Sonar Quiz#35 Courtesy of rnvinc



pic credit to MonteSS... (Monte be quite now)

Rickie

Discussion and answers can be found in the thread athttp://www.crappie.com/crappie/side-...nar-quiz-35-a/

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Sonar Quiz#36 Courtesy of rnvinc

Explain what causes "multi-bottom echoes" ...



Why do we never see "multi-bottom echoes" in SI ... ??



pic credits to Wayne and Doug

Rickie

Discussion and answers can be found in the thread athttp://www.crappie.com/crappie/side-...nar-quiz-36-a/

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Sonar Quiz#37 Courtesy of rnvinc



pic credit to Swampseed ... Be quite Scott - you already know the answer) ...

Rickie

Discussion and answers can be found in the thread athttp://www.crappie.com/crappie/side-down-imaging/315783-sonar-quiz-37-a/

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