5
| () | ||
| () | |||||
- , 4 120 .
- ( , ).
, 8 960 .
, 4 1920 .
, 4 19204 .
, 2 12 .
4.
:
P1 = В *l. (4.1)
В .
, = 10-6 (. 4, ), , .. , = 10-7 (. 4, ).
:
P1 = 10-7/43=2,32*10-9
:
P1 = 10-7/334=0,3*10-9
4
) ; ) .
В :
В = /L, (4.2)
L (), , (. 4, ).
В = 10-7/76=0,13*10-8
В =10-7 /995=10-10
P1=P/ n, (4.3)
P = 10-7 ;
n ( .1).
. 10-15 < < 10-4.
, .
, , :
= 4,63 + 11,42∙ lg lg P1-1 + 20 lg (m -1) + D , (4.4)
m ;
D , (. 2).
|
|
|
:
= 4,63 + 11,42∙ lg lg ( 1/2,32)*109 + 20 lg (3 -1) + 12=22,63+10,73=33,36
:
= 4,63 + 11,42∙ lg lg (1/0,3)*109+ 20 lg (3 -1) +12=33,77
. , .
, , .
5.
5.1
, , , , . , , . , , .
, . :
= 0 (f) - a(f)l 10lgN , (5.1)
0 (f) - , ;
N- , ;
a(f) - , /, 1.2.
f ( , f = f, f=f/2).
0 (.. ), 4,5 . ,
0 (f)= 0 (1) 15lgf , (5.2)
0(1) - 1 , ( . ).
