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7
Construction
C3 : 100µF
C4 : 100µF
C...
+
-
VD
PB (2x)
VD1
VD2
7. PCB pins
T1 : BC547B
T2 : BC547B
T3 : BC547B
T4 : BC547B
T5 : BC547B
T6 : BC547B
T7 : BC547B
T8 : BC547B
T9 :
BC557B
6. Transistors
LD1 :
3mm
red
LD2 :
3mm
red
LD3 :
3mm
red
LD4 :
3mm
red
LD5 :
3mm
red
LD6 :
3mm
red
LD7 :
3mm
red
LD8 :
3mm
red
LD9 :
3mm
red
LD10 : 3mm red
LD11 : 3mm red
LD12 : 3mm red
9. LED’s. Watch the polarity!
COLOR= 2...5
LD...
CATHODE
15mm
LD...
8. Electrolytic capacitors.
Watch the polarity!
LD13 : 3mm red
LD14 : 3mm red
Pay attention to the polarity!
As to the height of the leds,
take into account the housing
that will be used.
Mount them high enough
anyway to make them overtop
all other components. The leds
must all stand upright and be
at the same height.
IC1 : 4022
IC2 : 4022
IC3 : 4093
Pay attention to the position
of the notch!
10. IC’s. Pay attention to the
notch !