– 11 –
– 12 –
WM-GX100
4-2. BLOCK DIAGRAM (2/2)
1
4
8
24
21
23
FM
RF AMP
FM/AM
MIX AMP
FM/AM
OSC
FM
IF AMP
DECODER
AMP
SWITCH
DIVIDER/
VCO
FM
DET
LEVEL
DET
AM
DET
FM
MUTE
AF
BUFFER
AM
IF AMP
PD1
PD2
AM
RF AMP
7
FM RF
IN
FM/AM
MIX OUT
CF1
10.7MHz
X1
10.7MHz
CF2
455kHz
12
FM
IF IN
14
13
L-OUT
R-OUT
15
16
10
AM
IF IN
LPF2
AM/XFM
LPF1
M/XST
TUN LED
FM OSC
20
AM OSC
L1
AM
FERRITE-ROD
ANTENNA
FM RF OUT
AM RF
IN
L2
FM RF
FM/AM RF AMP, FM/AM MIX AMP,
FM/AM OSC, FM/AM IF AMP, DET, MPX
IC1
CT1-2
CV1-2
CV1
TUNING
CT1-1
CV1-1
L3
FM OSC
CT1-3
CV1-3
L4
AM OSC
CT1-4
CV1-4
CT1-3, L3
FM FREQUENCY
COVERAGE
CT1-4, L4
AM FREQUENCY
COVERAGE
CT1-1, L1
AM TRACKING
CT1-2, L2
FM TRACKING
T1
AM IF
B.P.F.
FL1
FM/AM BAND
SELECT SWITCH
Q33, 34
FM B+
D33
ANT
A
TUNER MUTE
C
TUNER L/R
B
• SIGNAL PATH
: FM
: AM
11
ST LED
AGC
TUN
LED
ST
LED
MUTING
CONTROL SWITCH
Q30 – 32
AM B+
FM B+
DET
OUT
AF
AMP
MPX
IN
QUAD
18
17
S2
FM MODE
MONO
ST
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
