Pin 12 of IC 1
to base of Q1
Pin 14 of IC3 to Pin 11 of Relay 3 Pin 11 of IC3 to right motor TB
Pin 13 of IC 1
to base of Q3
Pin 10 of IC1 to base of Q2 Pin 6 of IC3 to Pin 11 of Relay 4
Pin 2 of IC 3
to left motor TB
Figure 13-25:
Place the
rest of the
wires.
Chapter 13: Sensitive Sam Walks the Line 329