On a pro tree, the three amber lights all come on together with a 0.4 second del...

sokoloff on Sept 20, 2020 | parent | context | favorite | on: F1 Pit Stop In 2-Seconds: An In-Depth Analysis (20...

On a pro tree, the three amber lights all come on together with a 0.4 second delay to green. On a sportsman tree, they come on in sequence 0.5 seconds apart and the green is 0.5 seconds from the last amber light on a sportsman tree.