Measurement

0.00 - Settings

#ParamReference_Simulation
0.0 Device Reference Speaker and Microphone_Simulation
0.1 Description Reference_Simulation
0.2 Processing
RX model MicAcoustics→​
Microphone→​RXConverter→​
RXAmplifier→​RXBiQuadHPF→​
AECAttenuate→​RXNoiseSuppression→​
RXEncoder
TX model TXAmplifier→​
SpeakerAmplifier→​SpeakerDriver→​
SpeakerAcoustics
0.3 Method Simulation
0.4 Date 2026-03-18 13:57:21

1.00 - Microphone

#ParamGraphsReference_SimulationUnitsTest Signal
1.0 MicSine graph
-10.98
0.01
0.06
64.66
dbFS/Pa
% THD
% THDN
dB SNR
Sine Sweep, 1000 Hz
1.1 MicSweep graph
-11.21
4.33
-2.84
0.01
91.35
dbFS/Pa
dB max
dB min
% THD
% THDN
Sine Sweep, 1/3 octave, 8000-100 Hz, calibrated
1.2 MicSweepFullrange graph
-11.13
8.59
-6.25
6.92
100.00
dbFS/Pa
dB max
dB min
% THD
% THDN
Sine Sweep, 1/12 octave, 16000-60 Hz, calibrated
1.3 MicSPLMax graph
109.10
dbSPL
Sine Steps, 1 kHz, -39 to 0 dB FS, 3 dB steps
1.4 MicNoisefloor graph
-79.71
12.39
db(A)FS
dB crest
Digital Zeros
1.5 MicPinknoise graph
-13.62
dbFS/Pa
Shaped Pink Noise, 100-8000 Hz
1.6 MicPulsedpinknoise graph
-10.28
dbFS/Pa
Shaped Pulsed Pink Noise, 100-8000 Hz
1.7 MicHarvard graph
-10.36
dbFS/Pa
Harvard Sentences, Single Talk
1.8 MicP50 graph
-10.12
dbFS/Pa
P50 Simulated Voice

2.00 - Speaker

#ParamGraphsReference_SimulationUnitsTest Signal
2.0 SpkSine graph
16.70
nan
nan
-inf
dBSPL/Distance/Alignment
% THD
% THDN
dB SNR
Sine Sweep, 1000 Hz
2.1 SpkSweep graph
0.00
0.00
0.00
0.00
0.00
dBSPL/Distance/Alignment
dB max
dB min
% THD
% THDN
Sine Sweep, 1000 Hz
2.2 SpkSweepFullrange graph
0.00
0.00
0.00
0.00
0.00
dBSPL/Distance/Alignment
dB max
dB min
% THD
% THDN
Sine Sweep, 1000 Hz
2.3 SpkSPLMax graph
16.70
dBSPL
Sine Steps, 2 kHz, -57 to 0 dB FS, 3 dB steps
2.4 SpkNoisefloor graph
16.70
0.00
dBSPL
dB
Digital Zeros
2.5 SpkPinknoise graph
112.70
dBSPL/Distance/Alignment
Shaped Pink Noise, 500-8000 Hz
2.6 SpkPulsedpinknoise graph
16.70
dBSPL/Distance/Alignment
Shaped Pulsed Pink Noise, 500-8000 Hz
2.7 SpkHarvard graph
22.39
dBSPL/Distance/Alignment
Harvard Sentences, Single Talk
2.8 SpkP50 graph
20.50
dBSPL/Distance/Alignment
P50 Simulated Voice

3.00 - Amplifier

#ParamGraphsReference_SimulationUnitsTest Signal
3.0 AmpSine graph
-inf
0.00
0.00
0.00
dBV/Alignment
% THD
% THDN
dB SNR
Sine Sweep, 1000 Hz
3.1 AmpSweep graph
0.00
0.00
0.00
0.00
0.00
dBV
dB max
dB min
% THD
% THDN
Sine Sweep, 1000 Hz
3.2 AmpSweepFullrange graph
0.00
0.00
0.00
0.00
0.00
dBV
dB max
dB min
% THD
% THDN
Sine Sweep, 1000 Hz
3.3 AmpVoltsMax graph
-76.00
dBV max
Sine Steps, 2 kHz, -57 to 0 dB FS, 3 dB steps
3.4 AmpNoisefloor graph
-76.00
0.00
dBV
dBV
Digital Zeros
3.5 AmpPinknoise graph
-inf
dBV/Alignment
Shaped Pink Noise, 500-8000 Hz
3.6 AmpPulsedpinknoise graph
-inf
dBV/Alignment
Shaped Pulsed Pink Noise, 500-8000 Hz
3.7 AmpHarvard graph
-inf
dBV/Alignment
Harvard Sentences, Single Talk
3.8 AmpP50 graph
-inf
dBV/Alignment
P50 Simulated Voice

4.00 - EchoReturnLoss

#ParamGraphsReference_SimulationUnitsTest Signal
4.0 ERLSine graph
7.93
dB
Sine Sweep, 1000 Hz
4.1 ERLSweep graph
7.18
dB
Sine Sweep, 1/3 octave, 8000-500 Hz
4.2 ERLSweepFullrange graph
7.00
dB
Sine Sweep, 1/12 octave, 16000-60 Hz
4.3 ERLSteps graph
0.00
dB
Sine Steps, 2 kHz, -57 to 0 dB FS, 3 dB steps
4.4 ERLNoisefloor graph
32.73
11.57
dB(A)FS
dBV
Digital Zeros
4.5 ERLPinknoise graph
8.09
dB
Shaped Pink Noise, 500-8000 Hz
4.6 ERLPulsedpinknoise graph
8.68
dB
Shaped Pulsed Pink Noise, 500-8000 Hz
4.7 ERLHarvard graph
7.27
dB
Harvard Sentences, Single Talk
4.8 ERLP50 graph
6.93
dB
P50 Simulated Voice