Robert,

More like 6 or 7 ns for a radar meter.  c is ballpark of 30cm/ns and it
has to go both ways for radio ranging applications.

Dave

Robert B. wrote:

>The application (so far) is just a thought experiment regarding
>medium-distance ranging accurate to within a meter (about 1ns for
>speed-of-light radio reflections), but it's something I'm pretty fascinated
>with and if I can come up with a viable system I'd love to build it as an
>educational project.
>

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