ImpulseQt v3.2.3.0

ImpulseQt v3.2.3.0 – Changelog (January 2026)
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• Bug Fix - Fixed automatic negative pulse flip. ✅
• Changed line plot on tab2 to stepped plot ✅
• Added Support for Globalsat GPS module ✅
• Added new plot on tab3 showing interval histogram ✅
• Added option on tab3 to fix y axis height ✅
• added slider on tab3 for smoothing of spectrum ✅
• Added Button on tab3 for GPS data download ✅
• Added button on tab3 for plotting GPS on map. ✅
• Updated manual to reflect changes ✅

ImpulseQt v3.2.2.0 – Changelog
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• Bug Fix - Restored lost function get_device_list()

ImpulseQt v3.2.1.0 – Changelog
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• Fixed bug in port selector
• Added button for serial port re-scann (needed when hot swapping devices)
• Quick fail on wrong port selection
• Minor bug fixes and improvements

ImpulseQt v3.2.0.0 – Changelog
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• Updated manual
• Fixed bug affecting serial port selection on Windows

ImpulseQt v3.1.9.0 – Changelog
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• Added interval histogram to tab3
• Added Interval histogram smoothing to tab3
• Added Interval histogram to full screen view

ImpulseQt v3.1.8.0 – Changelog
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• Pulse shape acquisition plot on tab-1 has live updates (audio version)
• Set more sensible default values for first launch
• Fixed minor bugs

ImpulseQt v3.1.7.0 – Changelog
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• Centroid column in the calibration table now always displays bin/channel values.
• Peak calibration table is now saved in settings and restored on startup.
• Peak table now persists between sessions and is only cleared by the user via the “Clear Peaks” button.
• Fixed a bug in single-point linear calibration.
• Optional linearity trace added to the main spectrum plot.
• Linearity points are now stored in settings and persist between sessions.
• Added an option to download the peaks/ROI table as a CSV file.
• CSV downloads now auto-append a unique numeric suffix (e.g. spectrum.csv, spectrum_1.csv, spectrum_2.csv).
• Pulse shape plot y-axis changed from raw 16-bit values to percentage of sound card input (% full scale).

Distortion metric redefined as a percentage mismatch between each pulse and the mean pulse shape, giving a stable, interpretable 0–100 scale for “shape tolerance.”

ImpulseQt v3.1.6.0 – Changelog
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• Removed isotope checkbox and redundant code
• Removed calibration window
• Integrated calibration into peaks table
• New Isotope library updater

ImpulseQt v3.1.5.0 – Changelog
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• Add smooth count rate number to count rate histogram
• Add Log function to count rate histogram
• Add data table - Centroid - Counts - Resolution - Energy- gross counts - Net Counts
• Highlight Regions of interest - ROI
• Add Pb210 to library
• Remove all histogram annotations

As always, please share your bug reports !

Steven Sesselmann

🍏 Mac Download - ImpulseQt.dmg
💻 Windows (10 - 11) Download - ImpulseQt.zip