For educational purpose only, I think i would never try and attempt something like this.
I checked out his builds, no special shielding is used.

Super cool. I give extra points for crossing under the train and in between.
It almost makes mr steele slow.

heliman Posted at 2017-10-12 06:50
Super cool. I give extra points for crossing under the train and in between.
It almost makes mr steele slow.
https://www.youtube.com/watch?v=GhNvCGaBQyI

Awesome, great skills, after a while flying FPV just becomes second nature.

That was taken here in my hometown of Reno, NV  the guy just competed at the Reno Air Show and they had a drone competition.  Pretty cool video, the guy is awesome.

This is not spark

Anuvis Posted at 2017-10-12 09:43
This is not spark

No it's not and OP didn't indicate it was either

Haha when you are a manual flying pro !

I think it is too risky to fly in that way and the cost is high. But I have to admit that the skill of those pilot is really great!

Anuvis Posted at 2017-10-12 09:43
This is not spark

Thats it.
It is a racing drone, methinks!

heliman Posted at 2017-10-12 06:50
Super cool. I give extra points for crossing under the train and in between.
It almost makes mr steele slow.
https://www.youtube.com/watch?v=GhNvCGaBQyI

That is some good flying too!

Anuvis Posted at 2017-10-12 09:43
This is not spark

That is very sure