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3. Scale window
When measurement mode is selected (except the two-frequency), Scale working window
appears first fig.А.3.
Sensitivity
- sensitivity symbol
«_dB» -the value of input
amplification factor(0...62dB
adjusted by using
- ensitivity scale
Two-segment scale
reflects the processed signal
Light segment:
- in the
mode
value of the signal (valid +
interference):
- in the mode
value of the signal for the previous
second (pulse amplitude).
Dark segment:
-in the mode
- level of the
processed valid signal;
- in the modes
-current signal
level(valid+ interference)
A completely filled scale
signifies output overload
Visual indication button can lead to the indication modes
signal spectrum(fig.А.5) or Power range spectrum (fig.А.6) and Broadband electromagnetic
range (fig.А.7).
Displays the frequency range
scales with numerical and graphical
representation of the pass band
During work with AD:
During work with EMD:
- central frequency of the
narrow band filter
Presence of the indicator
possibility of filter parameter
/
)
adjustment.. The filter is switched on
and off by using the filter button
-current
- current
Displays the level of processed
- in the mode
level value
- in the mode
and
signal level value
- in the modes
maximum current signal level value
for the previous second (pulse
amplitude)
Filtering
- pass band filter
- broadband
- broadband
signifies
Figure
signal
- valid signal
-
and
Fig. А.3
11
Contains a amplification
factor value ×1/2/4/8.
- indicator of buttons used▲/▼
- «natural» sound in the
headphones (volume level 1to 8
can be adjusted by ◄/►buttons)
--«synthesized» sound to
headphones (volume level 1 to 8 can
be adjusted by ◄/►buttons)
- «synthesized» sound in built-
in speaker (volume level of the built-
in speaker can not be adjusted).
Narrow scale
Displays the level of input signal
A filled upscale signifies input
overload. Overload can be
eliminated and the optimal level of
input signal can be set by using the
current
-
of Graph (fig.А.4) and Acoustic
Scale
Sound
/
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