15
Diagram
Diagram
D2
1N4148
10K
R19
D1
1N4148
10K
R18
4V7
ZD2
6M8
R8
C2
2p
1/2 RV4558
A1
R10
1K
RED 3mm
LD1
+V
BC557B
T2
R13
100K
R14
100K
RED 3mm
LD2
+V
BC557B
T3
JM2: MOMENTARY
JT2: TOGGLE
R16
10K
SET
6
Q
1
4
CLK
3
5
FF2
2
D
RST
Q
R21
2K2
JM1: MOMENTARY
JT1: TOGGLE
R15
10K
SET
8
Q
13 10
CLK
11
9
FF1
12
D
R17
10K
RST
100n
C11
Q
R20
2K2
D3
1N4148
1u
C12
18K
R3
6K8
R7
330p C7
5p CV1
22p
C3
L2
1p
C1
L1
1uH
+V
R6
2K7
330p
C8
R4
33K
R5
5K6
BF199
T1
R9
1K
4V3
ZD1
+V
3
+V
82p
C4
R2
18K
2
A7
A7
OUT
1N4007
D4
1N4007
D5
+V1
FF1,FF2 = IC4 (CD4013)
BC547B
T5
RY2
VR15M12I'C
COM2
NC
NO
VB
GND
VA
A1,A2 = IC3 (RV4558)
IC1, IC2 (UM3758-120A)
BC547B
T4
RY1
VR15M12I'C
COM1
OUT
NC
NO
A12
14
VSS
15
MODE
12
A8
A9
A10
A11
17
10
11
9
8
7
NC
NC
+V1
+V
1u
C13
100n
C9
470u
C14
100n
C10
VR1
7809
A12
MODE
14
VSS
15
12
NC
17
10
11
9
8
7
A9
NC
A11
A10
A8
OSC
7
1/2 RV4558
A2
Rx IN
+V
+V1
R11
100K
330p
C5
OSC
4
RED 3mm
LD3
+V
1
6
R22
2K2
A3
+V
A4
A6
A5
IC1
13
6
5
4
3
R12
100K
330p
C6
A2
A1
16
18
2
1
+V
VDD
8
+V
5
A3
IC2
13
6
5
4
3
A5
A6
A4
VDD
16
18
2
1
Rx IN
+V
A1
A2
+V
270
R1
+VR
J2
J1
GND
Rx