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Re: 42220

MarkBau1 wrote:

> <<<<< 81s had troubles in the long tunnel on the Ulan line, as the system
> relied
> > on a reading of true speed from looking at the ballast: no light, and no
> > ballast.>>>>
>
> This is incorrect. The radar employed, like all radar, does not need light.
>
> Its worked for me over bridges that had no ballast and on concrete track
> panels.

I ran an output from the Radar module, and the speed went crazy over all
ballast-less bridges.

--
David Johnson
trainman@ozemail.com.au
http://www.ozemail.com.au/~trainman/