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IC201
LC72130 (MAIN board)
24
23
22
21
SWALLOW COUNTER
REFERENCE
DIVIDER
2
C B
I / F
1
2
3
4
IC202
LA1245 (MAIN board)
20
19
18
17
16
AM
OSC
AGC
AM RF AMP
GND
1
2
5
3
4
32
20
19
18
17
16
1/16.1/17 4bits
REFERENCE
DIVIDER
SWALLOW COUNTER
1/16.1/17 4bits
PHASE DETECTOR
CHARGE PUMP
DATA SHIFT REGISTER
LATCH
8
9
5
6
7
15
14
13
12
11
B+
(IF)
AM DET
METER
DRIVE
AM
AM IF AMP
MIXING
B+
(RF)
6
7
8
9
10
15
14
13
POWER
ON
1/2
RESET
C B
I / F
10
11
12
IC203
LA1235 (MAIN board)
16
15
14
13
MUTING
CIRCUIT
LEVEL
METER
DET
DRIVE
IF OFF
NULL METER
SHORTING
FM IF AMP
LIMITER
GND
1
2
3
4
5
12
11
10
9
B+
DETUNE
DET
QUADRATURE
AF/NULL
DET
METER
AF AMP
6
7
8
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