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  1. #1
    Member
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    Mar 2018
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    Arkansas
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    Helix 10 Mega 2d sonar question

    I have my SI pretty much dialed in but I’m looking for opennions on what the best settings on the traditional 2d sonar are? I’m not getting those clean arc fish marks.

  2. Member Wayne P.'s Avatar
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    Jan 2010
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    Charlottesville, VA
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    30,396
    #2
    Are you using Jigging Mode ON when using 2D sonar and are you using both 2D frequencies?

    You get arches with 83 kHz, not so much with 200 kHz since 200 kHz coverage is so small.

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    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
    Join Date
    Mar 2018
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    Arkansas
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    #3
    I’ll have to check. I’m on factory default except I had the chart speed on 4 and sensitivity on 8 if I remember correct. Thanks Wayne.