Kenwood TS-440S Service Manual page 101

RX SECT I O N
i--
1 4. 2MHz
dBJJ
7 7
O
1 4 . 200 M Hz
f :
I N P U T : O d B JJ
AF
0 . 68V/ 8 .C\
O U T P U T :
R I F
1 4 . 2 00 M Hz
Frequ ency :
0 d B u
Input:
0 . 6 8 V , 8 o h m s
AF in put:
1 :
T h e S S G s i g n a l of 1 4 . 2 0 0 M H z , 0 d B u i s i n p u t f r o m t h e A N T
N ote
t e r m i n a l a n d t h e a u d i o o u tput of 0 . 6 3 V , 8 o h m s i s o b t a i n e d b y
a d j u s t i n g t h e A F G A I N V R . After t h e n t h e A F G A I N V R i s f i x e d
a n d t h e S S G s i g n a l l e v e l s of e a c h secti o n i s p l otted so that t h e
f i x e d l e v e l a u d i o o u t p u t .
2 :
I n t h e F M m o d e , t h i s i s t h e sig n a l level to o bt a i n t h e s a m e
Note
v a l u e a s t h e S / N r a t i o at 0 d B u s i g n a l i n p u t .
3 :
T h e S S G o u t p u t i s m e a s u red t h r o u g h 0 . 0 1 u F c e r a m i c c a p a c i t o r
N ote
c:::>
( b a r i u m t i t a n ate c a p a c i to r ) .
R F
U N I T
45 . 0 5 M H z
1 4 3 9 33 49
5
4 70 54
0-
8 . 8 3 M H z
38 40 dBp
35
Q9
I F U N I T
16.5 mV
94 1 07 d8).J
C A F I
019 1'\, 22
I I
C50 C5 1
[FM] 52 [FM]
44
C
F
3
5
3
I C 2
r­
m
<
m
r-
25mV 4 . 9 mV
e
:;;
C')
:le
>
35:
I C I
01 2
AF
GAI N
.... .. .
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I
-Cll
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