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Files saved on Chromebooks seem to disappear or cannot be opened

  • January 26, 2022
  • 0
When saving a file from Graphical Analysis, Graphical Analysis Pro, Spectral Analysis, Vernier Video Analysis, or Instrumental Analysis, you must briefly interact with the save file dialog provided by ChromeOS. This OS dialog can lead users to ...
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Are there different ways to calculate velocity in Vernier Video Analysis?

  • January 24, 2022
  • 0
In Vernier Video Analysis, velocity is calculated using a numerical derivative. The default calculation uses seven points, three on either side of the position point of interest, to calculate the object's velocity at the point of interest (for addit...
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USB devices lose connection randomly in macOS 11 and 12

  • January 19, 2022
  • 0
Some Vernier devices that connect by USB may show connection failures in macOS 11 and 12 (and newer). This rare connection issue is seen on both Intel and Apple Silicon computers. We have seen the USB connection drop momentarily, so that the dev...
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Why does my spectrophotometer report more values for a full spectrum when connected to a device by USB than it does when connected by Bluetooth?

  • January 19, 2022
  • 0
When collecting full spectrum data from any of Vernier's Go Direct spectrophotometers listed below, the software will report more values when connected by USB than when connected by Bluetooth. This is done intentionally to optimize Bluetooth perform...
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How do I replace the cable on an original style Force Plate?

  • January 19, 2022
  • 0
This is associated with the original version of Force Plate (FP-BTA) shipped before November 10, 2023. (Units newer than that ship with a 2-meter removable "BTA to BTA" cable. Contact Technical Support if you require assistance with this cable.) ...
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What is the difference between the Go Direct Visible Spectrophotometer and the Go Direct SpectroVis Plus? Why does one cost so much more than the other?

  • January 18, 2022
  • 0
You may be interested in reviewing What is the difference between all your spectrometers? The Go Direct® Visible Spectrophotometer (GDX-SPEC-VIS) and the Go Direct® SpectroVis® Plus Spectrophotometer (GDX-SVISPL) are both CCD array spect...
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Does the Power Amplifier App for Mac work with macOS 11 and later?

  • January 18, 2022
  • 0
No. The Power Amp App was written in LabVIEW. LabVIEW support of Macintosh computers seems to be going away. We are unable to rewrite this program for macOS 11 and later. The last version of Macintosh operating system that supports the Power Ampl...
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How can I convert a video to a different file format or codec?

  • January 4, 2022
  • 0
Video cameras and video editing software use different file types (e.g., .avi, .mov, .mp4, etc.) and codecs (i.e., compression formats used to manage the file size) when saving or exporting videos. While video players can handle may different file t...
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What are the dimensions and threads of the mounting holes on Go Direct Sensor Carts?

  • January 4, 2022
  • 0
The mounting holes on Go Direct Sensor Carts are for attaching devices to the cart, such as our Cart Fan (DTS-CFAN). You can use the holes for attaching accessories that you create, too. The measurements for the positions are shown in the image belo...
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Are any Vernier applications or educational services open to the log4j vulnerability?

  • December 20, 2021
  • 0
No. The log4j software library is not used in any Vernier products designed for student use. This includes titles such as Graphical Analysis ProGraphical AnalysisLogger ProInstrumental AnalysisSpectral AnalysisVernier Video AnalysisVideo Ph...
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