[Weather] [personal] Weather PCB dimensions

[Jacob Potter]

On 11/19/06, Dave McGuire <mcguire at neurotica.com> wrote:
>    I'd do it ultrasonically.  Transducers are cheap, microcontrollers
> are cheap, there are designs floating around (there was even one in
> Ciarcia's magazine recently), you get both wind speed and direction
> from the same sensor, and it eliminates moving parts.

How's the accuracy, though? I think I remember hearing that they
weren't that great.