Sharp SA-201H - Circuit Adjustment

SA-201H(BK)
€) CIRCUIT ADJUSTMENT
IF Curve
MW/LW IF/RF ADJUSTMENT
Oscilloscope
AM Sweep Generator
SIGNAL
GENERATOR 400 Hz, 30%, AM modulated
FRE- DIAL AD-
QUENCY POINTER | JUST- REMARKS
SETTING | MENT
t Ground
MW IF P
eat Figure 10—1 IF
455 kHz Electronic
j | t
465 kHz | frequency Pp Antonis Output
MW RF oT
2 513 kHz | Lowest L103 | [
Band frequency Adjust for Ground
coverage High maximal output. Fi 10-2 /LW RF
ighest igure MW
3 1,650 kHz {;squeney TC103
cto |
4 Repeat steps 2 and 3 until no further improvement can be
made. |
5 anaes 600 kHz | 600 kHz | L101 _| Adjust for
6 1,400 kHz/ 1,400 kHz [Te101 Pharma} oetpur:
7 Repeat steps 5 and 6 until no further improvement can be |
made.
o RF
|
Lowest
144 kHz frequency
Band
coverage
~ ietepeny steps 8 and 9 until no further improvement can be
made.
Adjust for
maximal output.
Highest
295 kHz frequency
160 kHz | 160 kHz
Adjust for
maximal output.
Tracking
E | 260 kHz | 260 kHz TC102
13 Repeat steps 11 and 12 until no further improvement can be
made.
Loop Antenna
SPEAKERS
Lech Rech
“Lit
Telos S.1r104
TPs TPS VR3OI
to 203 4 § MANUAL
Figure 10-3 ADJUSTMENT POINTS
~10—