Functional Description - Chauvin Arnoux Multimetrix SL 105 Manual De Instrucciones

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lnstrument Description (cont'd)
Microphone
Tripod adapter
CAL (calibration)

Functional Description

Measurements
Important For meaningful readings, any particular sound to be measured must
Sound Level Meter
The meter's built-in microphone works best when you point it directly at
a sound source.
You can mount the meter on a camera tripod (standard
eliminate hand noise and minimize the effects of sound reflected from
your body.
Your meter has been accurately calibrated at the factory and normally
will not require further adjustment. If necessary, an audio professional
can use the CAL hole on the meter with special equipment, including a
sound generator, to calibrate it.
Follow these steps to select the desired response and weighting :
Step
Action
1
Connect the sound level meter by pressing the power button.
2
Set FAST / SLOW button to FAST if the sound source you want
to measure consists in short bursts or if you want to measure
only peak values.
Or set FAST/SLOW button to SLOW if you want to measure
average sound levels.
3
Set A / C button to A if you want to measure noise level or C if
you want to measure sound levels of musical material.
be at least 10 dB louder than the background noise level.
While taking measurements, minimize the effect of your body's presence.
When the sound is coming mainly from one direction, the level reading
might be significantly affected by reflections from your body.
For the most accurate readings and the best polar response, point the
meter's microphone toward the sound source when possible.
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