Stuart Billinghurst wrote:

> This still seams very expensive for what is a very simple device (the wind
> speed part anyhow) as all you have to do is count rotations for a given time
> span say 60 seconds and log that result.. Looks like I will have to build
> something, I’ll let people know how I get on.

I guess a fair bit of the cost is the software, which isn't particularly
useful from my point of view as I don't use Windows.

I guess it should be relatively trivial to build something that would
spin in the wind and generate a pulse for each rotation. How would you
calibrate it though?

James