00033100.DOC, Version 1.1
18/28
4. DESCRIPTION OF THE DEVICE
■
Measuring microphone
Electret condenser microphone capsule. A windscreen is
included in the delivery.
■
On/off
Press this button to turn the
SLM-700
on and off.
■
Level
For selecting the measuring range and adjusting the
values. Seven measuring ranges can be selected: 30-80
dB, 40-90 dB, 50-100 dB, 60-110 dB, 70-120 dB, 80-130
dB or 30-130 dB. Basic setting after switching on: 40-90
dB. The display indicates the lower value on the left side
and the higher value on the right side
■
Max/Clock
Button with double function:
A
To activate/deactivate the measurement of the
maximum level; with the function activated, MAX is
indicated on the display.
B
To activate the calendar function.
■
A/C/Clear
Button with double function:
A
Selects the weighting filter. A = the measurement
corresponds to the auditory sensation of the human ear;
C = the measurement corresponds to the physical sound
level.
B
Clears the memory.
■
Record/Fast/Slow
Button with double function:
A
To activate the recording function.
B
For selecting the dynamic measuring mode. After
switching on, the display indicates the basic setting FAST
for sound levels changing fast. Press the F/S Button to
switch to SLOW for sound levels changing slowly.
■
AC/DC output
3.5 mm jack for picking up a microphone signal (AC jack)
and a DC voltage proportional to level (DC jack) for
further analysis.
■
DC input
Input jack for operating the
SLM-700
with a power
supply unit.
■
Thread
6.3 mm thread for mounting the
SLM-700
on a stand.
■
Calibration
Via the trimming control, you can set the display to 94 dB.
■
Battery compartment
Insert a standard 9 V block here.
