User's Manual Part 2

PN 8100-40 Help Hot Line (U.S. only): 1-800-530-9960 7-39
620004-0 Rev. E
Link Budget Analysis
• e: enter the noise figure and gain of each system component (a, b, c, and d) into
the standard cascaded noise figure formula
• h = e + f + g
• m = h + i + j –k – l
• r = n + o + p + q
• t = s – r
• u = t – m
F
sys
= F
1
+ + + ....
F
2
– 1
G
1
F
3
– 1
G
1
G
2
where
F = 10
(See Rappaport, Theodore S. Wireless Communications, Principles, and Practice. Prentice Hall PTR, 1996.)
(Noise Figure/10)
G = 10
(Gain/10)