Sample Champion 3.8

Powerful real-time software tool designed for high precision acoustic measurements. Impulse Response of a room measurement, loudspeaker Frequency Response analysis. Designed for acoustical technicians, sound engineers, scientists and students.

Product Specifications

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Purchase for $199
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License Shareware
Expires 30 Days
Price $199
Downloads 723
OS Support Windows Install and Uninstall
File Name sctrial.exe
File Size 3.56 MB ( 3,641 KB )
Published Dec 20, 2004 (15 years ago)
Updated Dec 14, 2013 (6 years ago)

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Product Details

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.
- 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

Requirements: Soundcard
Release Info: Major Update on May 15, 2005
Release Notes: Added Automatic time latency calibration
Related Tags: spectrum analyzer total harmonic distortion pink noise generator speaker design test and measurement

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