The pulse pairs themselves are always 12 us apart. The jitter comes from the aircraft sending interrogations at random intervals in a steam, so that it can disc

The pulse pairs themselves are always 12 us apart. The jitter comes from the aircraft sending interrogations at random intervals in a steam, so that it can discern which returns are at at the same interval as the ones that were sent. I can make the animation more obvious for this -- on my to do list :)