User manual

289
Appendix
The following sound levels are displayed in the real-time ana-
lyzer page:
L
ZFhold3
For tracing of feedback frequencies. The
peak hold time is set to 3 seconds.
L
ZFlive
Actual real-time spectra.
How to Measure
Select the page K•
SET
with the rotary wheel
.
Measure the correction value k1 as described in the chapter •
Sound Level Meter: Correction Value K
SET. (k2 is not required
for V-NISSG)
Press the start button •
.
The icon • LOG flashes during the ongoing measurement. In
the case where the profile #V-NISSG 100dB&Audio has
been selected the icon AUD flashes, indicating the additional
audio wav-file logging.
During the measurement you can monitor the actual sound •
level L
Aeq5”
+k1 in order to remain below the permitted lim-
its; alternatively you may monitor the spectrum analyzer for
tracing possible feedback frequencies.
Press stop •
to finish the measurement.
In accordance with V-NISSG, all sound levels
are measured, displayed and logged to SD Card
automatically. The settings are locked, which
ensures that the correct parameters are mea-
sured.
The profile #V-NISSG 100dB&Audio includes
the recording of Compressed+AGC wav-files.