Ellie Best
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Latest activity by Ellie Best-
Ellie Best commented,
Official comment Hi Zhou, A high concentration of scatterers is required in order for ADVs to measure flow with good SNR, so fluids with a low concentration of scatterers will be a problem for an ADV. If your SNR i...
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Ellie Best created a post,
Frequency limits/cutoff diagrams
Do you have the equations for the depth-dependent frequency limits and frequency cutoff diagrams in the Comprehensive Manual?
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Ellie Best commented,
Hi all, are the current profiles from the DVL corrected in any way automatically or do they need to be corrected for the vehicle's motion in post-processing?
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Ellie Best commented,
The Signatures cannot be set to a specific time zone, only to the local PC time or a manual time, so they don't have a flag that would indicate being set to UTC. The best way to record the timezone...
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Ellie Best commented,
Official comment Hi Kurt, Any time you see Up1 and Up2 (or Z1 and Z2), these are the two estimates of the vertical velocity from the slanted beams. Because most of our Signature instruments have 4 beams, you end up...
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Ellie Best commented,
Official comment Ocean Contour will display whatever times are in the data file, i.e. the time that was set on the instrument. If the instrument was set to sync to the PC that it was deployed with, then the timesta...
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Ellie Best created a post,
Regarding time in Oceancontour
A question from a Signature user: I have a short question regarding time stamps in Oceancontour. I assume that the time given is in UTC? If not, or if configurable, do you know where I can find the...
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Ellie Best created an article,
Does my DVL have current profiles enabled?
Nortek DVLs have the option to collect current profiles interleaved with the bottom track measurements. This is a licensed feature that can be purchased when the DVL is ordered, or you can purchase...
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Ellie Best created an article,
Waves in the Summer, Ice in the Winter (2010)
A conference article describing wave and ice draft measurements with an AWAC.
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Ellie Best commented,
Official comment Hi Dirk, As discussed over email, this could have been caused by a number of issues, like a faulty cable, a faulty head, or noise around the mounting point. Per your troubleshooting, this turned ou...