Re: Ultrasonic Sensors

["Crash Gordon" <webmaster@xxxxxxxxxxxxxxxxxxxxx>]

If I were bidding it...I'd walk away. You're asking for headaches.
In addition in case you haven't heard: Forget the ultrasonics already.



"rgondzur" <rgondzur@xxxxxxxxx> wrote in message
news:1148074911.890026.222560@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
|I would be monitoring outdoor landscaped areas. They could contain
| ponds, waterfalls, ...
| They will vary in size and shape so there is no well-defined perimeter
| that is consistent from one installation to the next. The perimeter
| will more often than not be finished with stone or concrete rather than
| natural grass and soil.
|
| Infra red barriers would be an option if the shape of the perimeter was
| symmetrical but it will often not be that way.
|
| Per my previous post, I was thinking of trying ultrasonics mounted at
| the perimeter of the inner circle, pointing toward the outer circle. I
| would have to space them close enough so their sensing patterns overlap
| to guard the entire perimeter.
|