Signal Analysis Characteristics; The F Ollowing Table Summarises The Signal Analysis Characteristics Of The Aff Inity/Equinox - Interacoustics Affinity 2.0 Additional Information

ICRA: 3bsmnmn
3 Band speech modulated noise (3bSMN) - Male weighted - Normal ef f ort - Level Ref . Crest f actor =
27 dB.
ICRA: 2pb1f1mn
2 persons babble, 1f emale 3bSMN + 1 male 2bSMN - Idealized - Normal ef f ort - Level Ref + 3dB.
Crest f actor = 24 dB.
ICRA: 6pbn
6 persons babble, 1f +1m+2f (-6db)+2m(-6dB), all 3bSMN - Idealized - Normal ef f ort - Level Ref +
4.7dB. Crest f actor = 23 dB.
ICRA: 6pbr
6 persons babble, 1f +1m+2f (-6db)+2m(-6dB), all 3bSMN - Idealized - Raised ef f ort - Level Ref +
10.7dB. Crest f actor = 24 dB.
Speech Dialog Crest f actor = 24 dB.
Speech Female Crest f actor = 20 dB.
Speech Male Crest f actor = 25 dB.
Sound File this Crest f actor is not known.

2.19.1 Signal analysis characteristics

The f ollowing table summarises the signal analysis characteristics of the Af f inity/Equinox.
Broadband analysis
Measurement bandwidth:
Integration time:
Spectrum analysis, sweep filtered
Filter bandwidth:
Skirt slope:
Spectrum analysis, digital means
Sampling rate
Digital resolution:
Average time:
Analyze bandwidth:
Block length:
Window type:
Window overlap:
Method:
Total f requency range:
D-0004576-Q – 2022/05
Affinity/Equinox2.0 – Additional Information
43Hz
1 – 1200 sec.
1/3 octave
12dB pr. Octave
44100Hz
1024 FFT (43Hz)
1 – 1200 sec.
100 – 10000Hz
23ms
Blackman Harris
None
Amplitude spectrum
50 – 20000Hz
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