New Features in QCTool V6.5
- Apparent Resistivity Half Space Inversion
- Updates to tools for Apparent Resistivity LIN Approximation and conversion from apparent conductivity to instrument units
- Data extrapolation
- Savitzky - Golay regular and irregular filters
- Supports import of GeoTIFF DEM, Geonics R61, GEM GSM-19W and Loupe files
Mar 2026
New Features in QCTool V6.0 - Oct 2025
- EM61 formats
- Enhanced AMIRA format
- Loupe TDEM system
- GEM GSMP
- Geometrics G-882
- Geonics M31, T31
- GSSI Profiler
- Scintrex CG6
- SMARTem24 RAW,STK
- IAGA2002
- USGS DEM
- GeoTIFF DEM
Imports
- New Palettes
- Map Exports: GoogleEarth, DXF, PDF, geotiff
Gridding/Mapping
- Upgraded Processing
- Isostatic and Bathymetry corrections
Gravity
- Derivatives (FFT/DFT), RTP(FFT/DFT)
- Regional gradient calculation and removal
- Tie line Leveling
- Vector derotation
- Multi-sensor gradient calculations, TMI and vector data
- Gradient de-rotation to preferred azimuth
Magnetics
- UAV, Drones, marine
- Gradient compensation
Magnetic compensation
- Apparent Resistivity
- Coming soon - apparent resistivty/depth
FDEM Processing
- Data decay tools
TDEM
- Apparent resistivity
- Apparent Cole-Cole parameters
IP/Resistivity
- Fraser Filter
VLF
- Derivatives, integrals
- Stacking
- Decimation
- Averages with statisics
- Jackknife filter
- Bin data
New filtering algorithms
- New DFT spectral analyzes and filtering
Fourier Analyses
New Features in QCTool V5.6
- Base station corrections
- QCT file can be split into multiple spreadsheets
- Improved time domain data processing
Feb 2025
New Features in QCTool V5.0.5
- Rotation parameters supported in Esri world files
- Added support for larger files
- Mouse coordinate display for map
- USGS ASCII file can be imported
Sep 2024
New Features in QCTool V5.0.4
- More accurate drift correction and IMU magnetic compensation
- Channel type conversion
- Epoch time conversion
- EGM96 vertical datum conversion
- KMZ support in PEGeoMap
Jan 2024
New Features in QCTool V5.0.3
- Imports Scintrex CG6 data
- Aspect ratio can be selected for proportional view
- Axis need not be included when saving a raster
- KML/KMZ support for large areas
- Merging of date or time channels
Aug 2023
New Features in QCTool V5.0.2
- TDEM processing
- Decay plotter
- Line trend calculation
- Advanced spreadsheet cell selection
Mar 2023
New Features in QCTool V5.0.1
- Tipper calculation for magnetotellurics
- Scientific format can be used in calculator
- Line selection for FFT/DFT processing
- Support for gem gsmp-25u format
- Generic ip files can be imported
- Coordinate conversion for Xian 1980 and China 2000 datums
Dec 2022
New Features in QCTool V4.0.6
- Gaussian high pass filter
- GSSI profiler format support
- Julian date converter
- Populating character channels
- Conversion to uniform sampling
- Profile sorting
- Thin plate spline interpolation
Feb 2022
New Features in QCTool V4.0.5
- Reduction to pole
- Second derivative calculation
- Date and time channels can be split into individual values
- Lines/SpreadSheets can be reordered
- Statistical decimation
- Base station data merging
Aug 2021
New Features in QCTool V4.0.4
- Multicore processing for tie line levelling
- Geometrics MFAM format support
- Records can be shifted within a channel
May 2021
New Features in QCTool V4.0.3
- Calculates statistics for repeated stations
- User-defined gravitational constant
- Determines optimum magnetic compensation coefficients
Feb 2021
New Features in QCTool V4.0.2
- Atmospheric effect gravity correction
- Apparent resistivity calculation
- Fast spreadsheet navigation by entering column and row
- Random number generator
- Epoch time conversion
- Import of GEM triaxial system data
- Import of Smartem stk data
Nov 2020
New Features in QCTool V4.0.1
- Magnetic gradient calculation
- Improved vector derotation
- Transparency and high resolution support for saved map files
- Image rotation for pdf files
- Increased speed of DFT processing
- Generation of square waves
- Import of GDD current logger files
- Improved data stacking
Jun 2020
New Features in QCTool V4.0.0
- CSEM Processing
- Tie line data correction
- New gravity and advanced magnetic licenses
- More accurate filter processing
- Mouse wheel zoom for maps
- Single cell specification in a calculator formula
- Batch sheet renaming
- Import of Phoenix time series files
- Import of Phoenix STK files
- Hammer correction file support
- Prismatic topography terrain correction
Oct 2019
New Features in QCTool V3.0.13
- Import of SmarTEM 24 raw time series files
- Geonics data can be output to separate files for each loop
- Larger geosoft .gdb files can be imported with increased speed
- Complex arithmetic in calculator
- Column with date or time format can be inserted
- Interpolation settings are saved in the qct file
- Window file can be loaded for windowing tool
Jun 2019
New Features in QCTool V3.0.12
- Cole-cole processing of FEM data
- Geospatial information can be added to pdf files
- Grid labels in PEGeoMap
- Import of GXF ascii grid supported
- Group of points can be selected for deletion by drawing a polygon around them
Jan 2019
New Features in QCTool V3.0.11
- IMU magnetic compensation
- Magnetic gradient de-rotation
- WMM2015 IGRF calculation
- Automatic file backup
Sep 2018
New Features in QCTool V3.0.10
- Fraser filter
- Station elevation or DEM elevation can selected for terrain correction
- Single spreadsheet gridding
- Surpac str files can be imported
Jan 2018
New Features in QCTool V3.0.9
- Grid pdf export
- Vector rotation
- Metre - feet conversion
- CDED DEM files can be imported
- More formats supported when importing bil files
June 2017
New Features in QCTool V3.0.8
- Geosoft grid import
- Legend can be saved to clipboard as raster
- Merge coordinates tool to add utm channels
- Gradient removal
- Saves formula used for a channel
Sep 2016
New Features in QCTool V3.0.7
- Geonics TEM data import
- Additional gravity corrections - spherical cap Bouguer and GRS80 latitude
- Standard 2D MT parametrization
- Real/imaginary to apparent resistivity/phase conversion
Jan 2016
New Features in QCTool V3.0.6
- Allows import of more types of edi mt format files
- Band interleaved by line format import supported
- Coarse gridding for large data sets
- More elements supported in dxf files
June 2015
New Features in QCTool V3.0.5
- Imports Garmin GDB and USGS GTOPO DEM file formats
- Faster interface response for large files
- Improved layout of PeGeoMap toolbar. Polygons with symbols at the vertices can be drawn
Apr 2015
New Features in QCTool V3.0.4
- Imports ArcGIS flt format
- Coordinate conversion tools display progress for large files
- Empty spreadsheet cells can be edited in cell
Feb 2015
New Features in QCTool V3.0.3
- Nuttall and Hanning tapering functions for spectral analysis
- Improved terrain correction algorithm when using egr grid files
- Contours can be displayed with a gray colour scale
Feb 2015
New Features in QCTool V3.0.2
- Imports Geonics G34 and M31 formats, MT .tbl and spectral EDI files
- Conversion from MT spectral to impedance data
- Matrix rotation
- Log scale plotting
- Formula used to calculate channel values is saved to the file
Sep 2014
New Features in QCTool V3.0.1
- Imports compressed Geosoft grid files
- Improved channel sorting
- Single profile can be selected for gridding from a multiple profile file
Jul 2014
New Features in QCTool 3.0.0
- Saving Workspace: Your settings for plotter, grid, spreadsheet can be saved for the next session allowing the user to open to the same displays as in the previous work session
- More error checking for invalid operations
- Enhanced product stability with large files and many operations
Apr 2014
-
Processing
- Isostatic correction using ETOPO1 global relief model. Negative inland elevations are supported by using MODIS water mask maps. These corrections are necessary for large surveys such as marine gravity
- Eötvös correction for marine and airborne gravity
- Support for .bil format when performing terrain corrections
- Terrain correction can now be performed on much larger survey areas
- Magnetic compensation coefficient calculation available in QCTool
- Additional positioning data saved to MapInfo geotiff format
- Dummy data removal
- Support for grid interpolation of larger files
- Files can be merged according to row number
-
Plotter
- More user friendly default ranges and label intervals for axes in the plotter
- Additional y-axis settings can be edited
- Added option to keep X axis range from changing when moving between profiles.
- X scroll tool in plotter improved to work when X channel is not sorted and for small x-axis plotting intervals
-
PEGeoMap
- Entire image is saved instead of only the visible section on screen
- UTM positioning can be added to KML images
- When drawing a polygon, removed limit on number of polygon sides
-
Print Layout
- Can modify size and position of plot on the page
- Multiple text fields and images can be added
-
Import/Export
- Corrected positioning when saving or loading GeoTIFF files.
- Added .emf image export
- White background can be set to transparent for exported to .png files
- All channels in segy file can be imported
- .csv format can be exported
- .gdd file added to list of supported formats
- Improvements to importing ipr-12 files
- Updated import of Zonge MT data so components can be in any order
New Features in QCTool 2.3.5
- Data binning has been expanded to work with any type of data
- Terrain correction algorithm has been improved to work with grids of finer granularity
- New tool that averages duplicates
- Batch outlier removal for multiple channels at a time
- Channels of sums or differences can be calculated to provide discrete derivatives or integrals
- Grid image can be copied to clipboard or resized for output to a printer
- Plots may be displayed in two separate windows
- More coordinate projection options for local mapping systems (mainly European), American polyconic and generic Mercator
- Support for many new file formats have been added. These include Phoenix USF, Micro-g LaCoste Air-Sea DAT and ENV, Geometrics G-882 and G-856, LAS geophysical log files, the new version of Zonge's AVG format
- Bitmaps and associated georeference information can be loaded or saved in a single GeoTIFF file
June 2013
New Features in QCTool 2.3.0
- More advanced tools for UTM coordinate and longitude/latitude conversion with many new datums and projections added
- Conversion between different datums (eg. Nad83 and Nad27) in latitude/longitude
- KML file format used with Google Earth and Google Maps can be both be imported and exported from QCTool
- AutoCAD DXF can also be imported for use in QCTool
- MT data import from Stratagem and .edi file formats
- Outlier removal procesing has row selection
- Many types of data can be imported from Phoenix usf files
- Averaging of spreadsheet rows that are determined to be duplicates
- New data binning function
- Summation and difference processing
- An additional plot from the same spreadsheet can be displayed in a separate window
- Statistics for selected line (in addition to selected points and entire file), ability to export statistics to a new channel.
Sept 2012
- Recompiled and optimized for use with Windows Vista and Windows 7
- Contains all new features and fixes from update patches created since the release of version 2.2
- Support for Scintrex ENVI/ENVI PRO data import format
- Add new line functionality
- Many memory allocation errors are fixed
Sept 2011
New Features in QCTool 2.2.0
Main Features
- Support for Windows Vista and Windows 7
- New internet registration and internet update capability
- Ability to merge and break up subsets of data
- New spreadsheet functionality added to insert rows
- Additions to our GIS mapping utility: PEGeoMap
- Entirely redesigned user interface with many new functions
- Reading and saving georeferenced files ( ArcGIS, MapInfo and PEGeoMap)
Improvements
- Added spreadsheet printing capability
- Loading and saving georeferenced raster files (PEMap, ArcGIS and MapInfo)
- Numerous small improvements to all levels of functionality
New Features in QCTool V2.1.6.5
Main features
- Improved 2D graphics: colours, speed
- Improved 2D interpolation: speed, accuracy
- New spreadsheet functionality
- Enhanced import/export functions
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