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Real-time acoustic measurements

Powerful real-time software designed for high precision acoustic measurement - Windows Shareware $199. Sample Champion is a powerful real-time software tool designed for high precision acoustic measurements. With Sample Champion you will be able to measure the Impulse Response of a room, or analyze loudspeaker Frequency Responses using the MLS (Maximum Length Sequence) method. It has been designed for acoustical technicians, sound engineers, scientists and students. Sampling rate 5 kHz up to 192 kHz, 2 channels, 24 bit support. FFT length up to 64K points.

Sample Champion 3.8   15-May-05   English   3.6 MB

- Audio Quality Plugin: SNR (Signal to Noise Ratio), THD and THD+N (Total Harmonic distortion), IMD (Intermodulation Distortion) - Filter Banks Plugin: BUTTERWORTH, CHEBYSHEV low-pass, band-pass and high-pass analog filters IEC 1260 Octave and 1/3 Octave band filters - Waterfall Plot Plugin: 3D Cumulative Spectral Decay - Room Acoustics Plugin: Reverberation Time, Early Decay Time, Definition, Clarity, Centre Time, Log Squared Plot, Schroeder Plot, Step Response Plot, Cumulative Energy Plot, Inverse Schroeder Integration - Enhanced View Plugin: Energy Time Curve, Spectrogram, Nyquist Plot, Phase Unwrapping, Minimum and Excess Phase computation, Minimum Phase Impulse Response Plot - Impedance Plugin: Loudspeaker impedance measurement, Thiele-Small parameters computation - Transfer function, Cross-Spectrum, Coherence, Auto-Correlation, Cross-Correlation measurement. Correlation Meter, Stereo Check. - Post-processing functions, File averaging and operations. Spectra merge. Spectrum smooth. - Automatic time latency calibration

Spectrum Analyzer Total Harmonic Distortion Pink Noise Generator Speaker. Design Test Measurement Dsp Frequency Response Room Acoustics Impedance Thiele Small Powerful Time High Precision.   Sample Champion
  • Shareware Download from Paolo Guidorzi
  • Screenshot
  • Win95, Win98, WinME, WinNT 4.x, WinXP, Win2000
  • Expires after 30 program starts
  • Install and Uninstall
  • Major Update
  • Changes since the last release: Added Automatic time latency calibration
  • Requirements: Soundcard