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    Installing Garmin 18 Fantom on my Grady white seafarer

    Guys sorry about not getting this out sooner. I did install the Garmin Fantom 18 radar/ 6" seaview riser with a new chartplotter (GPSmap 1042 XSV) with the 9-axis heading sensor and the GT51-M th transducer. So it was quite the project, not difficult just time consuming since I did everything...
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    Installing Garmin 18 Fantom on my Grady white seafarer

    I just talked to Garmin Marine Tech support and here is what they said. "Ideally you wouldn't want anything in the beam path as it will cause a return on the radar. From the center of the dome the unit emits a beam 12.5' up and 12.5' down so the rocket launchers could cause a return if the unit...
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    Installing Garmin 18 Fantom on my Grady white seafarer

    I bought this unit and am ready for the install which I will be doing myself. I can't seem to get an answer for anyone as to why install it on a riser or flush mount. My Grady has the rocket launchers on the rear of the hard top and stick up about 4 or 5 inches, if I flush mount will this have...