Figure 6:
Typical top motor / wheel positioning for real baseballs.
Profiled blocks are located at center position
Figure 7:
Typical bottom motor / wheel positioning for real baseballs.
Profiled blocks are located at center position
keep track of which motor is controlled by which knob even if the
machine is rotated upside down. Because softballs are heavier than
baseballs, actual softball pitch speed will be 15% slower than indicated.
