Applications; Setting Into Operation; Measuring The Sound Level - Monacor SM-4 Bedienungsanleitung

3

Applications

GB
The meter SM-4 serves for sound level meas-
urement. With the meter e. g. the frequency re-
sponse of an audio system, the efficiency, and
the sound radiation of speakers or the noise level
in rooms can be determined. To be able to con-
sider the human hearing characteristics, a
weighting filter can be switched on.
4

Setting into Operation

1) Set the red range switch (6) to the mid-posi-
tion "Lo".
2) An indication is displayed (2). If not, four 1.5 V
batteries (size AAA) have to be inserted. If the
symbol
see chapter 7 "Replacing Batteries".
3) To mount the meter on a stand, exchange the
recessed head screw on the rear side for the
supplied adapter (9) with thread (6.3 mm or
1
/
stand.
4) After operation always switch off the unit,
otherwise the batteries will unnecessarily be
exhausted: slide the red range switch (6) to
the lower position "
the batteries should be removed. Thus, pos-
sible damage to the unit is avoided in case the
batteries should leak.
5

Measuring the Sound Level

1) For the basic adjustment, set each of the three
white sliding controls (3 to 5) to the lower
position. Thus, the meter is switched to
measuring the physical, present sound level
with fast display of the value.
12
is displayed, replace the batteries –
"). Screw the meter with the adapter on the
4
If the meter is not used for a longer time,
".