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[TG11] Element HV picture quality
05-20-20, 02:20 AM
Post: #2
RE: [TG11] Element HV picture quality
Hello hrokka2112,

Please can you post back higher-resolution images (ideally screenshots) showing the whole screen? It is very hard to give you accurate advice from low-resolution images of part of the screen.

HV 1.2MHz will not reach 40m. It is good for 20-25m at most. 350kHz is the correct frequency for that depth.

It looks like you may have some interference in the images you have posted, and also that perhaps you have the Gain or Intensity up a little high.
Regarding the 3D view, the system tries to determine (from signal strength) whether each echo is part of the bottom or something above it, and uses dots to display things above the bottom. In this case it's clearly decided that the wreck is not part of the bottom structure (correct) but is something that is sitting on or above it.

Regards,
Tom

Raymarine since 1999.
Interests: Diagnosis of problems in sonar/fishfinders, NMEA2000, ethernet comms, autopilots, thermal cameras
Location: Sydney, Australia.

Please don't PM me asking for direct support, please ask a public question instead so that others can see the question and answer. Forum posts will always be answered before PM requests.
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RE: [TG11] Element HV picture quality - Tom - Raymarine - Moderator - 05-20-20 02:20 AM

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