R
O
21
3
21ccI
( X1+X21)
(X1+X
21 )
s=1
I 0
O´
s=0
1I
0
21I1
A
B
D
G
F
E
R 1
C
U 1
Recta d
e poten
cia
R
O
21
3
21cc
I
( X1+X21)
(X1+X
21 ) s=1
I 0
O´
s=0
1I
0
21I1
A
B
D
G
F
E
R 1
C
U 1
J
K
L
010
2030
4050
6070
8090 100
R
O
21
3
21cc
I
( X1+X21)
(X1+X
21 ) s=1
I 0
O´
s=0
1I
0
21I1
A
B
D
G
F
E
R 1
C
U 1
MNP
0102030405060708090100