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  1. #1
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    Potential AT Interference

    I've read many of the posts on interference and have a few questions before I hit the water with my AT for it's trial run

    I am running an ultrex w US2- I understand that I want the AT xducer as far up the shaft as possible.

    I have an Lss-1 that I run on my trolling motor - I should have this And 2d (us2) stopped when using AT

    My point 1 is on rear of the boat and should be an non issue.

    I do have an old Lc4000 antenna at the bow - should I do something with it?

    My console unit is a 12 live running the 3-1 off the transom, do I need to stop this as well?

    I should mention AT and graphs are powered by cranking battery (for now), through a breaker, to a blue sea block in rod locker. Other graphs are powered there as well.

    How much of this can be tested or trialed off the water?

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    #2
    You cannot test anything on AT off the water. Your unit should be Stop Sonar on the AT while out of the water. Setup a button on your Live Stop Sonar long and Stop Structure Scan Short both Same Button anything networked will also follow those commands. There are so many variables to noise, including how you set your sensitivity and noise rejection. Having some noise for over sensitivity is a good thing, If you want a perfect picture Live Tech is not for you. The higher your sensitivity the more targets you will see. Knowing the difference between noise for setting and external noise from other transducers or Brushed trolling motors is important so you don't loose all your performance on the AT from too low of settings. HIT THE WATER. Screen shot anything you think is an issue. Have Fun.

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    #3
    Quote Originally Posted by Basshopper View Post
    You cannot test anything on AT off the water. Your unit should be Stop Sonar on the AT while out of the water. Setup a button on your Live Stop Sonar long and Stop Structure Scan Short both Same Button anything networked will also follow those commands. There are so many variables to noise, including how you set your sensitivity and noise rejection. Having some noise for over sensitivity is a good thing, If you want a perfect picture Live Tech is not for you. The higher your sensitivity the more targets you will see. Knowing the difference between noise for setting and external noise from other transducers or Brushed trolling motors is important so you don't loose all your performance on the AT from too low of settings. HIT THE WATER. Screen shot anything you think is an issue. Have Fun.
    So the console unit that is connected via ethernet and nmea can stop sonar to my bow units?

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    #4
    Quote Originally Posted by Moneyshot View Post
    So the console unit that is connected via ethernet and nmea can stop sonar to my bow units?
    It will only stop sonar on your bow unit IF your bow unit is using the 3N1 as its source that is connected to the console unit. All shortcut buttons on the console unit only work on that unit, not any others networked in the system. If your bow unit is using the transducer in the ultrex or your lss1 you will have to change your source to stop sonar on each transducer connected to the blue and black port of that unit.
    Last edited by Sleepy111; 03-26-2023 at 06:28 PM.

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    #5
    Got it, honestly seems like a PITA to stop sonar on all these units and what not. Might just sell em and go fishin lol

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    #6
    Transom 3-1 will be fine to leave on and technically, you can leave the TM ducers on and still see stuff on the AT, but you’ll see flickering on the screen.
    Last edited by Bass in the grass; 03-26-2023 at 12:04 PM. Reason: Clarification

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    #7
    Lots of questions from guys who haven’t even been on the water yet. Every system is different and every user is different. The pulsing that is characteristic of sonar interference doesn’t both some people and others can’t stand it. There is nothing anyone can suggest until you get your system on the water and test it. I’m talking about myself as well. Haven’t tested mine yet either.

    NoCAL
    2004TR-21X/2015 250 ProXS
    2B112175

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    #8
    Quote Originally Posted by NoCAL View Post
    Lots of questions from guys who haven’t even been on the water yet. Every system is different and every user is different. The pulsing that is characteristic of sonar interference doesn’t both some people and others can’t stand it. There is nothing anyone can suggest until you get your system on the water and test it. I’m talking about myself as well. Haven’t tested mine yet either.

    NoCAL

    yep, way too much thought going into these questions and not enough trying it.

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    #9
    MoneySHOT , Yes at least if its a HDS LIve unit you did not say what you had on the bow. Contrary to what other say on this post stopping sonar on one unit will stop sonar on any other etherneted Units. At Least on HDS Live units.

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    #10
    Thank you, unfortunately I have carbon n g3 up front.

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    #11
    Quote Originally Posted by Bass in the grass View Post
    yep, way too much thought going into these questions and not enough trying it.
    Just trying to stack the odds in my favor rather and do what I can at home, rather than dropping all my allen keys in the lake adjusting my transducer haha

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    #12
    Quote Originally Posted by Basshopper View Post
    MoneySHOT , Yes at least if its a HDS LIve unit you did not say what you had on the bow. Contrary to what other say on this post stopping sonar on one unit will stop sonar on any other etherneted Units. At Least on HDS Live units.

    I’m still using Carbons, but why would anyone want all their sonars stopped from any given graph? Is this another glitch with the lives?

    if I have the console SI/DI running and stop it, then go up to the TM and turn on the 3-1 nosecone, you’re saying that it would be stopped. If I turned it (TM 3-1) back on, it would also turn on the console SI/Di again?
    Last edited by Bass in the grass; 03-26-2023 at 12:09 PM. Reason: Written wrong

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    #13
    Quote Originally Posted by Bass in the grass View Post
    I’m still using Carbons, but why would anyone want all their sonars stopped from any given graph? Is this another glitch with the lives?

    if I have the console SI/DI running and stop it, then go up to the TM and turn on the 3-1 nosecone, you’re saying that it would be stopped. If I turned it (TM 3-1) back on, it would also turn on the console SI/Di again?
    When you have multiple transducers and graphs, and run the graphs in multisource mode, and they are connected by ethernet, then you can control any transducer from any connected graph. When you "Stop Sonar" while using 2D sonar it stops only the 2D transducer pinging (no matter which graph you used to turn it off). Using "Stop Sonar" in the 2D sonar menu will not stop the sonar on any StructureScan (downscan or sidescan) transducer (or even a different 2D sonar transducer). You have to stop sonar on each transducer from that transducer's menu (on any connected unit).

    If I want the clearest possible Active Target screen, I go to my StructureScan menu and hit Stop Sonar (if I have two StructureScan transducers pinging at the same time I have to go to the menu of each transducer and individually Stop Sonar for both my 3D StructureScan and my Ghost 3-in-1 nosecone).

    While some may think Lowrance should stop all transducers at once I wouldn't like this because I may want one or the other transducer to continue working. A neat software function would be to allow a hot key to be programmed to stop pinging on all transducers at once with one push...this I would love to see for those times I want to be stealthy by turning off all pinging without having to turn off all MFD's.

    Hope that makes sense.
    ciao,
    Marc

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    #14
    That scenario makes sense Marc, but Hopper made it sound different. I’d just like him to clarify, his statement sounded more “blanket like”.

    I’m just trying to figure if they changed something with these new Lives.

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    #15
    Quote Originally Posted by Moneyshot View Post
    Thank you, unfortunately I have carbon n g3 up front.
    The Carbon should also work on stop sonar. Don't think the G3 will never tried that unit.

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    #16
    Tested things out today, everything seemed to work fine, didn't notice much difference w sonar running or stopped. Although my heading for AT was very inconsistent. I'm going to do some research and will post another thread if needed to make it easier for othersto find the thread while searching for issues related to the heading. Thanks everyone for the input, It gave me good groundwork to learn and troubleshoot this device.