Example: 1kHz tone of a measurement record

· Spectrumanalyse with Fast-Fourier-Transformation (up to 1024k points)
· Sweep measurement (synchronous and asynchronous)
· Asynchronous impulse measurement
· Measurement of Distortions vs. Power
· Measurement of Thiele Small Parameter
· 3D-Diagram for waterfall plots
· Time Diagram above the frequency-diagram
· Presets for all settings
· Frequency response measurement with dirac and MLS impulses
· Impedance plots of loudspeakers
· Up to 8 curves with up to 8 Y scales in the 2D diagram
· Display filter for the curves
· Copy from curves with Drag'n Drop
· Scaling of the diagram to 0dB = max. value or 1kHz
· Distortion, Level Analyser and THD+N with several filters
· Measurement of single harmonics ( H2 - H9 )
· Correction files to make the frequency response linear
· Diagram scale while measuring
· Support of absolute level units ( dbV, dbu ) after calibration
· Sounds and tones to wave files
· Saving diagrams as bitmaps, JPG or textfiles
· Saving measured values as textfile
· Saving of single curves
· Print and Clipboard functions
· Optional ASIO Support *
· OnLine help ( german and englisch )
· OnLine help for wiring diagrams

Now also for Shareware User available:
· Wow and Flutter Measurement for tape recorder
· Free configured filter in time domain
· Wave generating with free mathematics formulas

* ASIO is a trademark and software of Steinberg Media Technologies GmbH

With the help of a high quality sound card your PC will be an audio lab. You measure frequency responses of loudspeakers crossovers, distortion of any audio equipment and impulse responses of loudspeaker systems. Specification see here

The audioTester works with all high quality sound cards and Windows. Samplerates up to 768kHz and data witdh til 24bit are possible.

A help file with many measurement examples is included.

Specification see here

Order/Purchasing see here


System requirements
Win 7 or higher
CPU 1Ghz or faster
RAM 2GByte or more
Program size 30Mbyte

Ulrich Müller/Wuppertal/Germany Last Update 2023/Feb/7 (www.audiotester.de, info@audiotester.de )

The audioTester is a low cost but high quality tool in audio measurement