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  • RSRP - 140 = dBm
  • RSRQ  / 2 - 19.5 = dB


CoverageRSRPRSRP (dBm)RSRQRSRQ (dB)
Excellent (4/4)80 - 97-60 to -4428 - 34-5.5 to -3
Good (3/4)60 - 79-80 to -6121 - 27-9 to -6
Mid Cell (2/4)40 - 59-100 to -8114 - 20-12.5 to -9.5
Cell Edge (1/4)20 - 39-120 to -1017 - 13-16 to -13
Unstable (0/4)0 - 20-140 to -1210 - 7-19.5 to -16.5


Source: https://infocenter.nordicsemi.com/index.jsp?topic=%2Fref_at_commands%2FREF%2Fat_commands%2Fmob_termination_ctrl_status%2Fproc_cesq_set.html

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Operators might change bands without prior notice. 


BandUplink (TX)Downlink (RX)BandwidthDuplex-ModeUsed by
B31710-1785 MHz 1805-1880MHz75 MHz

B8

880 - 915 MHz

925 - 960 MHz

25 MHz

HD-FDD

Telekom

B20

832 - 862 MHz

791 - 821 MHz

30 MHz

HD-FDD

Vodafone

The NB-IoT Bands selected for Europe are B3 (1800 MHz), B8 (900 MHz) and B20 (800 MHz). B8 and B20 are supported by most Lobaro devices, B3 might be available on special sales request.

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