NTi Audio XL2 Sound Level Meter - Manual (Page 131)

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Audio Analyzer
6. Audio Analyzer
The XL2 offers a comprehensive audio analyzer. Broadband
or wideband measurements are offered by the measurement
functions RMS/THD+N and Oscilloscope.
The following measurement functions offer detailed analysis of
the audio spectrum in Volt, dBu and dBV:
SLMeter/RTA •
FFT •
1/12 Oct+Tol • (optional)
Just change the measurement unit according your require-
ments. See the individual chapters for more details.
In case an NTi Audio measurement microphone
with electronic data sheet is connected, then
the XL2 will automatically activate the measure-
ment unit dBSPL (dB) for sound level measure-
ments.
RMS / THD+N
The XL2 Audio and Acoustic Analyzer measures the parame-
ters Level RMS, THD+N and frequency simultaneously.
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