, :
1. ;
2. -3107
3. 3.5 ;
4. 
;
5. 
;
6. : -40ºх+60º.
2.
. 1
-352
. 2 -352
.3 -352
-352
- 
.
- 
.
- 
.
- - 
.
- - 
.
- - 
.
- 
.
- 
.
- 
.
.
.
.
- 
.
.
U = U + 
U + U= 7.5
- 7.5
E = U + U + U, U = (23) U.
U=7
E=7.5+3.5+7=18
=18 .
- . 
.
, , ,
4 (1) () () .
, 
R== R = 
( )
R = 
= 909
R =910
.
| R= | R = 910 |
| R~ | R||R = 411 |
.. 
< 
. .
-3107
|
|
|
. 5 -3107
6 -3107
-3107
1. 
=70..140
2. =7
3. =20
4. - U=5
5. - U=50 ;
6. - U=45
7. I= 200
8. P= 300
f1=200
- . 
.
, , ,
. 7 . 1-
,
R== R =
R = 
= 571
R =560
.
| R= | R = 560 |
| R~ | R||R = 320 |
-3107 .
.
Ku 
1 
1 :
Ke (1+0.05) 
0.7875= 
R = 4450
R 
R
4450= 
; R = 
R=5200
R1 R2, :
,
, 
.
R1 = 10050 R2 = 10600 .
R1 R2 : R1 = 10 R2 = 11 .
.8 pnp
2 (
.
. 8
2 1, .
.
.
- β:
,
= 
=0.2 
= 
IA=0.5
=0.25
.
. 10 . 3-
11
h- ( ).
. 12
. 13
.
, :
:
=0.9955
=0.7822 
=0.9802
2.5
1 2, .
;
.
, 
.
:
,
1 = 0,57, 2 = 4.16 .
1 = 0,56 , 2 = 4.3 .
, : 
.
|
|
|
3,08
;
:
51,5 .
.
