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General |
Pistol
 | 18.06.2009 | 2016 KB | Measurement in a large event hall (Kohlrabi-Zirkus Leipzig, originally a market hall).
Excitation of the hall via pistol shot.
The following graphs are shown:
- Level history of the 2 kHz band of a 1/24-octave spectrum
- 1/24-octave spectrum (current value blue, max. value red)
- Sonogram of the 1/24-octave spectrum
- Audio signal
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Sweep
 | 18.06.2009 | 3321 KB | Measurement in a large event hall (Kohlrabi-Zirkus Leipzig, originally a market hall).
Excitation of the hall via logarithmic sweep.
The following graphs are shown:
- Level history of the 2 kHz band of a 1/24-octave spectrum
(LAF,LAS,LAeq)
- 1/24-octave spectrum (current value blue, max. value red)
- Sonogram of the 1/24-octave spectrum
- Audio signal
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Passby |
Passby-Demo-01
 | 18.06.2009 | 490 KB | Part of a pass-by measurement, showing:
- Level history over the distance travelled
- Various third-octave spectra
- Road speed and engine RPM
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Passby-Demo-02
 | 18.06.2009 | 416 KB | Part of a pass-by measurement, showing:
- Level history over the distance travelled
- Various third-octave spectra
- Various sonograms over the distance travelled
- Road speed and engine RPM
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Reverberation time |
RT-Measurement-01
 | 18.06.2009 | 539 KB | Reverberation time measurement with impulse excitation.
The following graphs are shown:
- Third-octave spectrum
- Level histories of the 8 kHz band of a third-octave spectrum and
of the total level of an A-weighted third-octave spectrum
- Audio signal
- Sonogram of the third-octave spectrum
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RT-Measurement-02
 | 18.06.2009 | 1079 KB | Analysis of a reverberation time measurement |
