RECOMMENDATION FOR USE
40
In fig.36
User actions
Indication
Interpretation
1
Turn on the
LOCALIZATION mode
The received signal level is taken as "0".
2
Move the device to the
center of the room
The current signal level has increased
compared to the level at point #1
The device is
approaching the signal
source
3
Move the device to one
of the corners of the
room
The current signal level has decreased
compared to the levels at point #2 and
at point #1 (displayed in blue)
The signal level is less
than "0". The device
moves away from the
signal source
4
Move the device to an
adjacent corner
Signal level is higher than at points #1
and #3, but lower than at point 2
The device is
approaching the signal
source
5
Move the device along
the wall towards the
center of the room
Signal level higher than any previously
checked point
The device is
approaching the signal
source
6
Move the device in the
direction of increasing
signal strength
Highest signal level
The device is
approaching the signal
source
7
Move the device along
the wall from point #6
Signal level is lower than point #6
The device moves away
from the signal source
The maximum signal level was fixed at point #6. Further searches should be continued at this
point with the SIGNAL ANALYSIS AT A FIXED FREQUENCY function (in this case at 433 MHz) by
decreasing the gain value and using the SETTING "0" function.
8.2. RECOMMENDATIONS FOR USING SELECTED RANGES CHANNEL
The SELECTED RANGES channel analyzes ranges that conform to digital communication
standards and user-defined ranges.
Preset settings
MOBILE DEVICES
Frequency range, MHz
CDMA450
453 - 458
GSM900
899,5 - 915
GSM1800
1710 - 1785
3G
1920 - 1980
3G low
2010 - 2025
DECT
1880 - 1900
WiFi/BT
2400 - 2480
4G/LTE
2500 - 2700
WiFi 5
5200 - 5800
BASE STATIONS
Frequency range, MHz
CDMA450
463 - 468
GSM900
935 - 960