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GEMLinkplus Software and USB Drivers for Magnetometers and Gradiometers

NEW GEMLink 5.4 Software for PC

GEMLink is a Windows based application used for all GEM Systems’ magnetometers / gradiometers. GEMLink communicates bi-directionally with magnetometers through a serial port (USB to RS232 adaptor provided with every unit sold) at the selected baud rate. Baud rates up to 921600bps are supported. The captured data can be displayed in real time on the computer screen either with numerical format (ASCII) or binary mode (HEX).

GEMLink features include:

  • Magnetic Data Downloading with buffer indication (Text or Binary)
  • On-screen Editor
  • Profile Plotting
  • Diurnal Correction
  • File Merging
  • Coordinate Conversion
  • Conversion to a different datum
  • Upload Way Points
  • Programmable Base Schedule Upload
  • Software Upgrade
  • Basic Modeling utilities
  • Multiple channel Real-time Magnetic Graph
  • Basic magnetic map plotting and contour
  • Stack (Mirror) data plotting for VLF diagnostic.
  • Supports Multi-language Windows
  • Updated UK/US World Magnetic Model 2010
  • USB serial adapter disconnection protection
  • Real time graph for Mag or Grad Value
  • Waypoint Plan Function
  • Waypoint Tracking Function

For a short overview of GEMLink’s latest enhancements, click here.

Download GEMLink for Windows

GEMLink has recently been upgraded to .net framework version 4.5 platform. The most important additions are a plotting utility that graphs profiles of magnetic data and a Geographic Coordinates conversion tool that converts between Geodetic (Latitude and Longitude) to UTM coordinate systems. The latest version also supports satellite map integration from Google, Yahoo!, and Bing which allows line planning as well as real time survey tracking. GEMLink gives smooth and reliable data downloading with flow control option.

  • GEMLink (Updated July 2020) is available for Windows Vista, Windows 7, and Windows 10.
  • When transfer of the GEMLink file is complete, extract the corresponding *.zip file and run setup.exe on your computer.
  • Click here to download the latest version of GEMLink.

Previous GEMLink versions

The previous version of GEMLink, v5.4.0.4, is still available on our site.

An older version of GEMLink is available for users with Windows XP and previous operating systems. Click the link below for support on these systems.

USB Driver Upgrades

Blue USB to Serial Driver

If you are using a Blue USB-RS232 adapter you may need a driver update (especially if using windows 7).

White USB to Serial

If you are using White USB-RS232 adapter you may need a driver update.

Note: Please make sure to virus scan all downloads before installing on your system. The above files were virus scanned before being added to website with, Norton, and Kaspersky; but this will not protect you from new issues which may be found at the time of download.



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