Table of Contents
Advertisement
Circuit Diagrams and PWB Layouts
Wireless Receiver/Backend
1
2
3
4
A
B
2708
3712
47n
10K
2707
2710
10u 16V
470p
C
3713
2K2
7710
3741
LA1836M
3742
100R
4k7
D
F708
F708
E
F
+8V
F709
G
1707
I
O
1706
IF
GND
3709
7707
SFELA
I
O
10M7
BFS20
180R
GND
SFELA
10M7
H
+10V
3766
820R
I
F741
PIC12C508A
DA
1K0
7
F742
6
3750
CL
5
1K0
4
3749
3
2
POWERSAVE
STEREO
TUNED
J
F743
6710
MUTE
BAV70
+5V
3798
22K
K
1765
SKR
12
11
{POWERSAVE,MUTE}
L
3104 213 3522.2
1
2
3
4
EM6E AB
5
6
7
8
1730
6
3
3745
O
I
4
1
NC
GND
5
2
FXM2
2709
1n5
16V
10u
2720
16V 10u
2721
AM
AM
DECODER
OSC
RF-AMP
AGC
ANTI BIRDIE
STEREO
ALC
SWITCH
BUFF
AM
AM
AM
STEREO
IF
DET
MIX
DRIVE
MUTE
S-METER
F715
TRIG
AM
VCO
FF
FF
FF
FM
F715
IF
AM
BUFF
COMP
FM
PHASE
PILOT
SW
DET
DET
S-CURVE
TUNING
DRIVE
AM
LEVEL
DET
FM
FM
GND
VCC
FM IF
DET
REG
+8V
1u
+8V
2725
+8V
R
+5V
MUTE
S
F724
3718
TUNED
3K3
+8V
3719
F725
3K3
STEREO
1710
7KM
3
4
2
1
6
+8V
+5V
7
8
F740
7750
Φ
GP0
CTRL
GP1
T0CKI
MCLR
VPP
OSC2
OSC1
CLKIN
GP<0:5>
F744
14
13
MUTE
5
6
7
8
7.
121
9
10
11
12
1740
6
3
3746
O
I
4
1
NC
GND
5
2
FXM2
F747
F747
P20
3714
BF545A
22K
7705
7706
BC857B
P21
R
F714
F714
3794
3795
LO
+8V
RO
F707
3755
3796
3797
F707
3779
1K0
7770
SA572D
16
50V
2u2
VCC
7 GIA
GOA
5
G
50V
2u2
9 GIB
GOB
11
2772
2780
2
RCA
THTA
6
2776
10u
16V
2786
14 RCB
THTB
10
BUFFER
2774
10u 16V
4 ACA
TRTA
1
2778
1u
12 ACB
TRTB
15
3772
50V
2u2
1u
3 RIA
3K3
50V
2u2
RECT
3776
13 RIB
3778
2773
3K3
1K0
GND
2777
8
9
10
11
12
13
14
15
16
6711
BAS316
S
2782
4n7
RO
3781
3782
18K
47K
F712
F712
4
F728
6
50V
2u2
3783
3703
1790-1
7
1K8
470R
F728
NJM4565M
2783
8
5
7780-B
3784
7784
+8V
BC847B
2788
4K7
F706
5711
4n7
3787
3788
LO
BLM21
F706
18K
47K
F713
F701
F713
5704
3790
7789
BC847B
4K7
BLM21
F701
4
F729
2
1790-3
50V
2u2
3789
3701
1
1K8
470R
F729
NJM4565M
2789
7755
8
3
7780-A
BC857B
4K7
3754
+8V
+10V
7790
MUTE
F705
F702
L4931
+8V
5701
1
8
F702
OUT
IN
F705
BLM21
4
5
NC
INH
GND
7
6
3
2
F746
F746
F745
POWERSAVE
1790-7
3702
2K2
F745
PH-B
F727
MUTE
1790-6
3785
4K7
F727
13
14
15
16
17
1706 G2
7710 C4
1707 G4
7750 I4
1710 H6
7755 H15
1720 B5
7770 F10
1730 A7
7780-A H13
1740 A9
7780-B F13
1765 K3
7784 F14
1790-1 F16
7789 G14
1790-2 G16
7790 H14
1790-3 G16
F701 G16
A
1790-4 I16
F702 I16
1790-5 F16
F705 I13
1790-6 J16
F706 G16
1790-7 J16
F707 F10
2702 D8
F708 D3
2703 D9
F709 G3
2704 B6
F712 F13
2705 C6
F713 G13
2706 G2
F714 D8
2707 C2
F715 D8
2708 B2
F724 G5
B
2709 B5
F725 G5
2710 C4
F727 J15
2711 F4
F728 F16
2712 F6
F729 G16
2713 C5
F740 I5
2714 F4
F741 I4
2715 F5
F742 J4
2716 H15
F743 J4
2718 C6
F744 J5
2720 B6
F745 J15
2721 C6
F746 I14
2722 G6
F747 C11
C
2723 F6
2724 F7
2725 F7
2730 B6
2740 B8
2750 F15
2751 G16
2754 I4
2755 I15
2762 H13
2770 F11
2771 G9
D
2772 G9
2773 G9
2774 G9
2775 G8
2776 G9
2777 H10
2778 G10
2779 F10
2780 G9
2781 F12
2782 E13
E
2783 F13
2784 F8
2785 F9
2786 G10
2787 H12
2788 F13
2789 G13
2790 I13
2791 I15
2792 I15
2793 H12
1
2794 F12
PH-B
F
2795 G11
2796 E12
2798 I13
3701 G16
3702 J15
3703 F16
1790-5
3704 C12
5
3705 G3
PH-B
3706 G3
3707 G3
3708 H3
1790-2
G
3709 H2
3710 H3
2
PH-B
3712 B4
3713 C3
3714 C12
3715 B8
3
3717 B10
PH-B
3718 G5
3719 G5
3720 H6
3722 F6
3723 G6
H
3724 F6
3727 C8
3728 C8
3729 B6
3730 B6
3731 B8
1790-4
3740 K3
3741 C3
4
3742 C4
PH-B
3743 G7
3744 G7
3745 A7
I
3746 A9
3749 J2
3750 I2
3753 K4
3754 H15
3755 E12
3756 G12
3766 I3
7
3771 G8
3772 G9
3775 G8
3776 G9
J
3778 G11
6
3779 F11
PH-B
3780 F12
3781 E12
3782 E13
3783 F14
3784 F15
3785 J15
3786 G11
3787 G12
3788 G13
K
3789 G14
3790 G15
3792 F14
3793 H14
3794 E9
3795 E9
3796 E9
3797 E9
3798 K3
5701 H16
5704 G16
5711 F16
L
6710 J2
6711 C12
6751 I3
6752 J3
7705 C11
CL36532008_100.eps
7706 C12
130503
7707 H3
17
Advertisement
Table of Contents
