h) Wiring
A
MR (+)
yellow
Cut a window from each of the two semispheres as shown in the figure above.
i) Finished Product
KSR3
B
C
3V (+)
3V (-)
red
black
3V
Fig. 13
Fig. 14
D
E
MR (-)
ML (+)
green
orange
7
F
G
ML (-)
9V (-)
blue
black
9V
VELLEMAN
H
9V (+)
red
