= 145,494 - 24,266 - 0,15 + 33,399 x -0,698 = 120,719 - 23,312 = -97,406 dBm
c. Diketahui :
r = 300 m = 0,3 km Hb = 50 m
Hm = 1,7 m f
c
= 800 MHz αH
m
= 0,51 Ditanya :
L
OH
= -103,877 dBm Jawab :
L
OH
= 69,55+26.16 log 800 –13,82 log 50– 0,51+ 44,9 – 6,55 log 50 log 0,3
= 145,494 – 23,479 – 0,51 + 33,771 x -0,522 = 121,505 – 17,628 = -103,877 dBm
d. Diketahui :
r = 400 m = 0,4 km Hb = 45 m
Hm = 1,7 m f
c
= 800 MHz αH
m
= 0,51 Ditanya :
L
OH
= -108,611 dBm Jawab :
L
OH
= 69,55+26,16 log 800 –13,82 log 45– 0,51+ 44,9 – 6,55 log 45 log 0,4
= 145,494 – 22,847 - 0,51 + 34,071 x -0,397 = 122,137 – 13,526 = -108,611 dBm
e. Diketahui :
r = 500 m = 0,5 km Hb = 45 m
Hm = 1,7 m f
c
= 800 MHz αH
m
= 0,51 Ditanya :
L
OH
= -122 dBm Jawab :
L
OH
= 69,55+26,16 log 800 –13,82 log 45– 0,51+ 44,9 – 6,55 log 45 log 0,5
= 145,494 - 22,847 - 0,51 + 34,071 x -0,3 = 122,137 – 10,256 = -122 dBm
1.2 Menghitung Pada Arah 45º a. Diketahui :
r = 100 m = 0,1 km Hb = 66 m
Hm = 1,7 m f
c
= 800 MHz αH
m
= 0,51 Ditanya :
L
OH
= -86,8 dBm Jawab :
L
OH
= 69,55+26,16 log 800 –13,82 log 66– 0,51+ 44,9 – 6,55 log 66 log 0,1
= 145,494 – 25,146 – 0,51 + 32,982 x -1 = 119,838 – 32,982 = -86,8 dBm
b. Diketahui :
r = 200 m = 0,2 km Hb = 66 m
Hm = 1,7 m
f
c
= 800 MHz αH
m
= 0,51 Ditanya :
L
OH
= -96,8 dBm Jawab :
L
OH
= 69,55+26,16 log 800 –13,82 log 66– 0,51+ 44,9 – 6,55 log 66 log 0,2
= 145,494 – 25,146 – 0,51 + 32,98 x -0,698 = 119,838 – 23,02 = -96,8 dBm
c. Diketahui :
r = 300 m = 0,3 km Hb = 61 m
Hm = 1,7 m f
c
= 800 MHz αH
m
= 0,51 Ditanya :
L
OH
= -102,9 dBm Jawab :
L
OH
= 69,55+26,16 log 800 –13,82 log 61– 0,51+ 44,9 – 6,55 log 61 log 0,3
= 145,494 – 24,673 – 0,51 + 33,206 x -0,522 = 120,311 – 17,333 = -102,9 dBm
d. Diketahui :
r = 400 m = 0,4 km Hb = 45 m
Hm = 1,7 m f
c
= 800 MHz αH
m
= 0,51 Ditanya :
L
OH
= -108,611 dBm Jawab :
L
OH
= 69,55+26,16 log 800 –13,82 log 45 – 0,51+ 44,9 – 6,55 log 45 log 0,4
= 145,494 – 22,847 - 0,51 + 34,071 x -0,397 = 122,137 – 13,526 = -108,611 dBm
e. Diketahui :
