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Date:
Date:
KiCad E.D.A. 9.0.0
KiCad E.D.A. 9.0.0
Rev:
Rev:
Size: A4
Size: A4
Id: 1/8
Id: 1/8
Title:
Title:
File: diagrams.kicad_sch
File: diagrams.kicad_sch
Sheet: /
Sheet: /
volume boost amplifier
volume boost amplifier
File: untitled.kicad_sch
File: untitled.kicad_sch
initial amplifier
initial amplifier
File: untitled.kicad_sch
File: untitled.kicad_sch
push pull power amplifier
push pull power amplifier
File: untitled.kicad_sch
File: untitled.kicad_sch
audio peak finder
audio peak finder
File: untitled.kicad_sch
File: untitled.kicad_sch
audio intensitity meter
audio intensitity meter
File: untitled.kicad_sch
File: untitled.kicad_sch
receiver
receiver
File: untitled.kicad_sch
File: untitled.kicad_sch
AM demodulation
AM demodulation
File: untitled.kicad_sch
File: untitled.kicad_sch
R3
R3
750K
750K
VCC
VCC
C4
C4
390n
390n
B
B
C
C
E
E
Q2
Q2
NPN
NPN
GND
GND
+15V
+15V
VSS
VSS
VSS
VSS
VCC
VCC
+
+
3
3
-
-
2
2
V+
V+
7
7
V-
V-
4
4
NULL
NULL
1
1
NULL
NULL
5
5
6
6
U2
U2
TL081
TL081
-15V
-15V
D1
D1
D
D
+15V
+15V
R5
R5
4.7M
4.7M
+
+
3
3
-
-
2
2
V+
V+
7
7
V-
V-
4
4
NULL
NULL
1
1
NULL
NULL
5
5
6
6
U1
U1
TL081
TL081
R1
R1
1M
1M
GND
GND
GND
GND
+15V
+15V
VSS
VSS
B
B
C
C
E
E
Q1
Q1
PNP
PNP
+
+
3
3
-
-
2
2
V+
V+
7
7
V-
V-
4
4
NULL
NULL
1
1
NULL
NULL
5
5
6
6
U5
U5
TL081
TL081
-15V
-15V
VSS
VSS
VCC
VCC
R2
R2
4.7M
4.7M
+15V
+15V
-15V
-15V
C1
C1
470p
470p
C3
C3
360p
360p
L1
L1
1.1m
1.1m
D2
D2
D
D
RB0/INT/CCP1
RB0/INT/CCP1
6
6
RB1/SDI/SDA
RB1/SDI/SDA
7
7
RB2/SDO/RX/DT
RB2/SDO/RX/DT
8
8
RB3/PGM/CCP1
RB3/PGM/CCP1
9
9
RB4/SCK/SCL
RB4/SCK/SCL
10
10
RB5/~{SS}/TX/CK
RB5/~{SS}/TX/CK
11
11
RB6/AN5/PGC/T1CKI
RB6/AN5/PGC/T1CKI
12
12
RB7/AN6/PGD/T1OSI
RB7/AN6/PGD/T1OSI
13
13
VDD
VDD
14
14
VSS
VSS
5
5
AN0/RA0
AN0/RA0
17
17
AN1/RA1
AN1/RA1
18
18
Vref-/CVref/AN2/RA2
Vref-/CVref/AN2/RA2
1
1
C1OUT/Vref+/AN3/RA3
C1OUT/Vref+/AN3/RA3
2
2
C2OUT/T0CKI/AN4/RA4
C2OUT/T0CKI/AN4/RA4
3
3
~{MCLR}/Vpp/RA5
~{MCLR}/Vpp/RA5
4
4
CLKOUT/OSC2/RA6
CLKOUT/OSC2/RA6
15
15
CLKIN/OSC1/RA7
CLKIN/OSC1/RA7
16
16
U3
U3
PIC16F88-IP
PIC16F88-IP
GND
GND
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
20
20
19
19
18
18
17
17
16
16
15
15
14
14
13
13
12
12
11
11
BAR1
BAR1
HDSP-4830_2
HDSP-4830_2
1
1
2
2
3
3
4
4
5
5
RN1
RN1
470
470
GND
GND
VSS
VSS
GND
GND
VSS
VSS
R4
R4
2M
2M
+5V
+5V
GND
GND
1
1
2
2
LS1
LS1
Speaker
Speaker
+
+
3
3
-
-
2
2
V+
V+
7
7
V-
V-
4
4
NULL
NULL
1
1
NULL
NULL
5
5
6
6
U4
U4
TL081
TL081
VCC
VCC
R6
R6
10M
10M
C2
C2
100p
100p
VSS
VSS
+15V
+15V
VCC
VCC
GND
GND
GND
GND
R7
R7
1K
1K
GND
GND
U3
U3
PIC16F88-IP
PIC16F88-IP
RB0/INT/CCP1
RB0/INT/CCP1
6
6
RB1/SDI/SDA
RB1/SDI/SDA
7
7
RB2/SDO/RX/DT
RB2/SDO/RX/DT
8
8
RB3/PGM/CCP1
RB3/PGM/CCP1
9
9
RB4/SCK/SCL
RB4/SCK/SCL
10
10
RB5/~{SS}/TX/CK
RB5/~{SS}/TX/CK
11
11
RB6/AN5/PGC/T1CKI
RB6/AN5/PGC/T1CKI
12
12
RB7/AN6/PGD/T1OSI
RB7/AN6/PGD/T1OSI
13
13
VDD
VDD
14
14
VSS
VSS
5
5
AN0/RA0
AN0/RA0
17
17
AN1/RA1
AN1/RA1
18
18
Vref-/CVref/AN2/RA2
Vref-/CVref/AN2/RA2
1
1
C1OUT/Vref+/AN3/RA3
C1OUT/Vref+/AN3/RA3
2
2
C2OUT/T0CKI/AN4/RA4
C2OUT/T0CKI/AN4/RA4
3
3
~{MCLR}/Vpp/RA5
~{MCLR}/Vpp/RA5
4
4
CLKOUT/OSC2/RA6
CLKOUT/OSC2/RA6
15
15
CLKIN/OSC1/RA7
CLKIN/OSC1/RA7
16
16
GND
GND
RN1
RN1
470
470
1
1
2
2
3
3
4
4
5
5
+5V
+5V
GND
GND
U4
U4
TL081
TL081
+
+
3
3
-
-
2
2
V+
V+
7
7
V-
V-
4
4
NULL
NULL
1
1
NULL
NULL
5
5
6
6
VSS
VSS
R6
R6
10M
10M
VCC
VCC
C3
C3
360p
360p
D2
D2
D
D
+15V
+15V
-15V
-15V
U2
U2
TL081
TL081
+
+
3
3
-
-
2
2
V+
V+
7
7
V-
V-
4
4
NULL
NULL
1
1
NULL
NULL
5
5
6
6
GND
GND
+15V
+15V
VCC
VCC
U1
U1
TL081
TL081
+
+
3
3
-
-
2
2
V+
V+
7
7
V-
V-
4
4
NULL
NULL
1
1
NULL
NULL
5
5
6
6
+15V
+15V
GND
GND
GND
GND
R1
R1
1M
1M
VSS
VSS
C1
C1
470p
470p
VCC
VCC
L1
L1
1.1m
1.1m
VSS
VSS
GND
GND
R4
R4
2M
2M
GND
GND
VCC
VCC
C2
C2
100p
100p
D1
D1
D
D
VSS
VSS
C4
C4
390n
390n
R3
R3
750K
750K
Q1
Q1
PNP
PNP
B
B
C
C
E
E
U5
U5
TL081
TL081
+
+
3
3
-
-
2
2
V+
V+
7
7
V-
V-
4
4
NULL
NULL
1
1
NULL
NULL
5
5
6
6
-15V
-15V
-15V
-15V
Q2
Q2
NPN
NPN
B
B
C
C
E
E
+15V
+15V
VSS
VSS
+15V
+15V