SIGVIEW is a shareware application. It means that you can download fully functional version and use it for 21 days to determine if it fits your needs. If you want to use SIGVIEW after this trial period, you must purchase a licence. After that, you will receive a registration key to unlock your version of SIGVIEW and to transform it into unlimited version.

Download SIGVIEW v2.2.2 now (~7.6MB) >> 

Version history:

New in v2.2.2 (July 28th 2010)

Service release with some bugfixes and optimizations

New in v2.2.1 (June 02th 2010)

Service release with some bugfixes and optimizations

New in v2.2.0 (March 28th 2010)

	Various command-line parameters to enable Sigview automation from other applications or batch files
	Loading big WAV files which does not fit in memory in smaller parts
	New instruments: Variance, Skewness, Spectral Kurtosis
	Loading signal files, workspaces and tools with drag 'n drop
	Improved ASIO driver compatibility
	Min-hold function
	Axes font size changed

New in v2.1.2 (Jan 24th 2010)

	Improved multicore performance for FFT and filtering functions
	Service release with various bugfixes

New in v2.1.1 (Jan 13th 2010)

Service release with various bugfixes

New in v2.1.0 (Dec 19th 2009)

	New signal display options: histogram, area plot, dots, selectable line width
	Fast Y-axis settings with a mouse wheel
	New color palettes for 3D-graphics with increased color count
	Long-time instrument values logging in a file
	Automatic settings for X-axis on instrument log on 3D-signal log
	Using custom tools for batch processing in Control Window
	Using Workspace files as analysis templates
	User manual as PDF file including new How-to chapters
	Various bugfixes

New in v2.0.0 (Oct 18th 2009)

	Support for multiple processors (multicore)
	Support for 24-bit multichannel sound card acquisition (DirectSound support)
	Support for professional ASIO sound card drivers
	Custom filters curves for signal filtering or spectrum weighting
	Improved triggering options for data acquisition (added pre-triggering and automatic trigger rearming options)
	Sweep signal generator
	Zooming in/out and moving through signal with a mouse wheel
	Saving multichannel WAV or ASCII files
	New instruments for SNR and THD calculation
	"Play as fast as possible" option for fast data analysis without using sound card
	Automatic peak detection function with a Peak count instrument
	Inverse FFT
	Y-Axis settings on overlay windows
	Auto-reset function for instrument logs
	GoTo Sample navigation function
	Improved signal display graphics
	Improved Windows Vista and Windows 7 compatibility

New in v1.99 (Jan 2009, Download this version>> )

	Status bar layout changed
	Various bugfixes

New in v1.98 (Jan 2008)

	Resampling function
	Including harmonics of the frequency range for bandstop and bandpass filters
	Loading ASCII signals using comma as decimal separator
	Remove DC-offset option (from v1.98.1)

New in v1.97 (June 2007)

	Support for NIDAQmx devices from National Instruments(R)
	New FFT algorithm with optional zero padding and support for non-power-of-2 lengths
	Complex FFT
	Logging recorded or other signals in a file
	Normalize/Scale option
	Integral curve
	Differentiation
	Sorted values curve
	Mean and Median frequency instruments

New in v1.96 (July 2006)

	Cross-correlation and autocorrelation
	Probability distribution curve
	dBFS support
	Entering and storing signal annotations
	Improved spectrogram graphics
	Support for 24 and 32-bit WAV files
	Support for space delimited ASCII files

	Data acquisition support for professional devices from National Instruments® and Measurement Computing® (beta version)
	Simplified calibration process
	European File Format (EDF) support
	Partial FFT on selected parts of the signal
	Additional signal types in signal generator
	Fast data exchange over clipboard with MS Excel and other applications
	Cursor measurement included in context menu
	"Show 5 highest peaks" option for FFT results
	New instruments: Standard deviation and Crest factor

	New customizable toolbars
	dB option for Power spectrum and PSD
	Spectrum X-axis in CPM(RPM)
	Import and export for raw files (8, 16, 32-bit)
	Harmonics marker

	Calibration for the data acquisition and usage of engineering units
	Decimation during data acquisition
	Support for more than one sound card
	Support for additional file formats (MP3,WMA,compressed WAV,AIFF,AU,...)
	Power spectrum and PSD support in FFT
	Option for automatic averaging of the FFT results
	Spectral defaults and data acquisition parameters are saved between sessions
	Instruments look&feel is changed
	Unit labels for instruments are included
	Easier usage of overlays through intensive use of context menus
	Triggering - additional option for skipping samples after trigger
	Custom tools accessible directly from the menu
	Palette inverting is possible to achieve white-background palettes
	Logarithm X-axis
	Instrument values log improvements (manual reset option, no circular buffer)
	Manual reset option for Signal averager and Peak hold windows
	A sample application for logging instrument values in external file is now included
	Harmonic cursors are available
	Free title definition for each window
	RMS instruments

	Several bugs in cross analysis calculation, data acquisition and 3D display are fixed
	New color schemes

	New VCR-style navigation through signal (Play-and-analyze option)
	Triggering external applications on certain events
	Data acquisition triggering support
	Enhanced spectrogram view
	Enhanced filter control - 16k samples limit is removed
	New dB units when displaying FFT
	Relative spectrum (dBr) in calculator
	Constant values multiplication in calculator
	Properties editing for cross analysis results
	Extended windowing support
	ASCII files exporting/importing improvements (saving and loading X-axis values)
	Saving 3D-graphics values in ASCII files
	Saving signals to WAV files
	Design changes
	New licensing system
	New price