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CFD-G555CP/G555CPK
QQ
3 7 63 1515 0
– MAIN Board –
IC321 BD3870FS-E2
24
0dB-
-87dB
-
Vcc/2
1
TE
L 13942296513
– TC Board –
www
.
44
http://www.xiaoyu163.com
23
22
21
20
Treble1
Treble2
Bass2
fc=8kHz
fc=8kHz
fo=80Hz
Vcc/2
50k
2
3
4
5
IC301 TA2068N
AGC
1
2
L.PO
NAB
AMP1
BUF AMP
L.NF
3
A1
REC
AMP1
L.RO
4
26dB
L.IN
5
REF
6
REF
AMP
7
GND
2.1
REC
R.IN
8
AMP2
R.RO
9
26dB
R.NF
10
NAB
AMP2
R.PO
11
BUF AMP
MIC
A2
AMP1
12
MIC.NF
x
ao
y
i
http://www.xiaoyu163.com
8
19
18
17
16
15
Bass1
fo=80Hz
Vcc/2
50k
50k
50k
50k
6
7
8
9
10
Q Q
3
6 7
1 3
LINE
TAPE
RADIO
MONITOR
BUF AMP
MUTE
AMP
B1
7dB
ON
LOGIC
ON
7dB
BUF AMP
B2
MONITOR
MUTE
AMP
RADIO
TAPE
LINE
u163
.
2 9
9 4
2 8
14
13
Logic
Vcc/2
Vcc/2
50k
11
12
1 5
0 5
8
2 9
9 4
L.LIN
24
23
MIC I/EX
22
L.RAD
21
REC
20
L.LO
19
VCC
18
R.LO
17
LINE
16
R.RAD
15
TAPE
14
R.LIN
13
MIC
m
co
9 9
2 8
9 9
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