Identification of dry and rainy periods using telecommunication ...

12 nd International Conference on Urban Drainage, Porto Alegre/Brazil, 10-15 September 2011
Appendix
Table A1 Coordinates (in CH1903+ datum) and operating information on the MWL used in our study.
The operation of the shaded link finished early (07.10.2009).
ID Band A Easting
A Northing
B Easting
B Northing
Length Precision Quantization
No. of
channels
[GHz] [m] [m] [m] [m] [m] [dBm/km] [dBm] [-]
1 23 686'678 245'929 682'375 242'720 5'368 0.019 0.1 1
2 23 681'022 249'720 679'900 246'950 2'989 0.335 1 1
3 23 681'022 249'720 684'005 248'145 3'373 0.296 1 1
4 23 679'900 246'950 687'883 244'409 8'378 0.012 0.1 1
5 23 687'292 251'528 682'330 256'182 6'803 0.015 0.1 1
6 38 682'580 248'400 682'853 247'657 792 1.263 1 1
7 38 681'552 248'965 681'342 248'164 828 0.121 0.1 1
8 38 679'455 245'037 681'291 247'127 2'782 0.036 0.1 2
9 38 685'101 248'105 684'538 245'285 2'876 0.035 0.1 1
10 38 686'678 245'929 684'004 246'127 2'681 0.037 0.1 1
11 38 686'549 244'845 685'868 245'322 831 1.203 1 2
12 38 681'690 249'449 682'580 248'400 1'376 0.073 0.1 1
13 58 682'853 247'657 682'870 247'348 309 0.388 0.1 1
14 58 687'292 251'528 687'457 251'109 450 0.266 0.1 1
RSL (dBm)
-40
-45
-50
-55
-60
-65
-70
01.06.2009 08.06.2009 15.06.2009 22.06.2009 29.06.2009
Figure A1 Observed variations of the RSL for MWL 1 during June 2009. Cycling pattern represents
normal variations during dry weather. In contrast, precipitation causes strong attenuation of up to -80.8
dBm (19.06.2009).
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