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Go Direct Sensor always reads zero (or some other constant value).

  • October 2, 2023
  • 0
If an incorrect calibration is stored in the Go Direct sensor's memory, it can get stuck at reading the same value (usually zero) all the time. To fix this, reset the device to factory defaults. 1. Connect your sensor to Graphical Analysis.2. Fro...
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Which photogates can I use with Graphical Analysis and Graphical Analysis Pro?

  • September 22, 2023
  • 0
You can use a Go Direct Photogate or a Vernier Photogate (VPG-BTD—built after mid-June 2003). Go Direct Photogate Vernier Photogate (VPG-BTD) Note: The Vernier Photogate must be connected to a LabQuest interface (e.g., LabQuest Mini...
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How do I measure bacterial, yeast, or algal growth? Do you have a spectrometer to measure OD 600?

  • September 20, 2023
  • 0
You can use a spectrometer to measure bacterial, yeast or algal cell growth. This is typically done by taking a sample from a liquid culture of cells and putting the sample in a cuvette. The absorbance of the sample is then measured at 600 nm. T...
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Can I restore the 102 Vernier labs that originally came with a LabQuest 2 or the original LabQuest if they were deleted?

  • September 11, 2023
  • 0
Yes you can using a special installer file. See the instructions below. (Note: This file does not work for LabQuest 3.) Click to download the special update file Installed102Labs.lqu. Copy the file to a clean USB flash drive or SD card. P...
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Graphical Analysis photogate settings revert to Vernier Picket Fence settings, causing incorrect distance and velocity data.

  • September 7, 2023
  • 0
This issue was fixed in Graphical Analysis v5.18.1. To resolve the issue, update the latest version of Graphical Analysis. To check if there is an update available, click or tap Other Options, , and select Check for Updates. Windows u...
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Export from Video Physics to Graphical Analysis yields bad velocity columns

  • September 5, 2023
  • 0
This article is about Video Physics, an older app for iOS/iPadOS only that is no longer being updated. The older app is separate from our newer Vernier Video Analysis Progressive Web App that runs in the browser. A recent update to Graphical Ana...
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Logger Pro does not print on macOS 13 and newer.

  • August 31, 2023
  • 0
Changes in the macOS operating system, first included in macOS 13 (Ventura), have broken printing in Logger Pro. Logger Pro version 3.16.2 (released in 2021), is the final release of the Logger Pro software, so this issue will not be fixed. ...
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Which Advanced Physics labs require the Pro features of Graphical Analysis?

  • August 29, 2023
  • 0
Pro features such as Strike Through Data and Uncertainty calculations make for a better student experience in any lab, but there are certain labs that require the use of Pro features. For example, some activities can not be done without a custom cal...
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How do I distribute the Graphical Analysis Pro license key to my students?

  • August 8, 2023
  • 0
Short Answer Choose Distribute App from the Additional Options Menu (three dot menu) at upper right of the Graphical Analysis Pro app screen and follow the instructions to distribute the app to your students.If your software is not yet activated...
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Is there a way to activate Graphical Analysis Pro at install time?

  • August 2, 2023
  • 0
For the installed Graphical Analysis application (not the Progressive Web App), the license key is stored on a per-user basis, which makes activation on a per user basis slightly complicated. Note: Your license does allow you to give the license ...
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