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S.ADJUSTMENT
Long Wave Tuner Section
o
Connect the AM signal generator (AM SG) to the AM ANTENNA terminal through a 10kA resistor.
o
Set the AM (FUNCTION) switch to the ON position and AM BAND switch to the LW position.
(*3) T\me the AM SG to the SX-5L
(*4) Slide the bar-antenna LW coil along the core.
MW coil
LW coil
€lc)
E)
-______-
Step
AM SG
(400H2, 30% modulation)
sx-5L
Frequency
display
Adjustment
point
Adiustment procedure
Frequency
Level
1
N o s i g n a l
1 5 5 k H z
L601
2 . 2 V D C b e t w e e n t e r m i n a l n o . 3 6 a n d g r o u n d .
2
N o s i g n a l
281kHz
TC601
25V DC between terminal no. 36 and ground.
3
Repeat steps 1 and 2 until both specifications are correct.
4
1 6 4 k H z ( * 3 )
40dB
1 64kHz
L202 l*41
Adiust until DC voltage between O201 (lC) pin 16 and
ground is maximum,
5
254kHz (*3)
40dB
254kHz
TC602
o
R e p e a t s t e p s 4 a n d 5 u n t i l m a x i m u m s e n s i t i v i t y i s a t t a i n e d ,
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