![Photogate position](img/151Energy-03.jpg)
The black tracks are elevated
on the opposite side of the hose connection.
Note that the gold carts are used on all 8 tracks! |
![Wooden platform](img/airtrack-draftingboard-backstop.JPG)
The silver tracks need to have a board clamped to bench
to keep the track from moving at the end of the run.
The support feet are hard plastic, and not at all grippy! |