2. CONTROLS
1.
Microphone. Removable ½ " condenser microphone.
2.
Display. Liquid crystal display with a resolution of 0.1 dB. It has overload (+ and
:) and low battery (LO BAT) indicators.
3.
Maximum / Percentiles. Button for displaying the maximum value of the
selected function, the timer and the percentiles L
4.
Power. Switch to turn the SC-20c on.
5.
Output. Connector with Digital, DC and AC outputs available.
6.
Freq. Weighting. Frequency weighting selector (A or C). It affects all the
functions except L
7.
Selector for displaying L
8.
Selector for displaying L
position for selector 8).
9.
Run / Stop. Button to start and end a measurement.
10.
Digital output selector (PC, Print and Buff. Print) and its disconnection (Off).
Changes on this selector become only effective when a measurement starts.
that is always C weighted.
Cpk
, L
and L
and shunt position for selector 8.
Cpk
F
S
, L
, L
and L
E
eqT
eq1'
28
, L
and L
.
10
50
90
(selector 7 must be set at the shunt
eq1''