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  1. #1
    Member dwoodfin's Avatar
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    Jun 2011
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    Central MS
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    G2n Chirp settings?

    Have done a little research on here but figured I would just ask. The Chirp is new to me, what settings should I start with on a Helix 12 SI G2n unit for the Chirp? Does the Chirp just effect the 2D Sonar?

  2. Member Wayne P.'s Avatar
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    Jan 2010
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    Charlottesville, VA
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    #2
    Your unit has CHIRP 2D sonar and CHIRP Imaging. The default settings do OK. "If it isn't broken, don't try to fix it."

    Using CHIRP is no different than single frequency sonar, just provides sharper images.

    You have the choice of using CHIRP or not. Try both and see which works the best for you.
    Wayne Purdum
    Charlottesville, Va.
    Helix 12 CHIRP MEGA+ SI G3N/G4N, Helix 15 CHIRP MEGA SI+ GPS G4N
    SOLIX 12 SI/G3, Helix 8 CHIRP MEGA SI+ G4N, Ultrex 80/LINK, MEGA360,
    MEGA LIVE, LIVE TL

  3. Member MonteSS's Avatar
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    Aug 2011
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    Central Virginia
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    #3
    You may want to run 2d High chirp especially if in shallow water, or you may get depth readings jumping.

    Also put surface clutter on 7.