Kenwood RXD-M57MP-S [7/22] Qq 376315150 9 9 2 8 9 4 2 9 8

Kenwood RXD-M57MP-S [7/22] Qq 376315150 9 9 2 8 9 4 2 9 8
RXD-M57MP
7
ADJUSTMENT
FM Alignment:
TEST UNIT
Figure 5. FM Band Frequency Coverage Alignment
Connect FM S/G to ANT inputs (mod 1 kHz 22.5kHz dev.)
Step S/G Frequency Dial Setting Indicator Adjust Remarks
1 87.5 MHz Low end Connect DC Voltage
meter to test point Vt
and ground
Confirm Vt:
1.7 ± 0.2V
2 108 MHz High end Same as step 1 Confirm Vt:
8.5 ± 1V
Figure 6. FM Band/Tracking
FM GENERATOR
DUMMY
ANTENNA
TP1
TEST UNIT
DUMMY
LOAD
VTVM
OSCILLOSCOPE
Vt
GROUND
DC
w
w
w
.
x
i
a
o
y
u
1
6
3
.
c
o
m
Q
Q
3
7
6
3
1
5
1
5
0
9
9
2
8
9
4
2
9
8
T
E
L
1
3
9
4
2
2
9
6
5
1
3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299

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