6
R1 : 1K (1 - 0 - 2 - B)
R2 : 10K (1 - 0 - 3 - B)
R3 : 4K7 (4 - 7 - 2 - B)
R4 : 1K
(1 - 0 - 2 - B)
R5 : 10K (1 - 0 - 3 - B)
R6 : 4K7 (4 - 7 - 2 - B)
R7 : 1K
(1 - 0 - 2 - B)
2. Resistor
R...
Construction
D1 : 1N4148
1. Diode. Watch the polarity !
D...
CATHODE
RV1 : 2M2
5. Trim potentiometer
IC : 8p.
3. IC socket. Check the
position of the notch!
C1 : 100nF
4. Capacitor
C...
T1 : BC547B
6. Transistor
C2 : 100µF
7. Electrolytic Capacitor.
Watch the polarity !
LD1 : 5mm RED
8. LED. Check the polarity!
LD...
COLOR = 2...5
CATHODE
C...
