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Subject: 
Re: Sonar problems
Newsgroups: 
lugnet.robotics.handyboard
Date: 
Sat, 5 Apr 1997 05:49:24 GMT
Original-From: 
Adam <ADAM@RING.ZENOXnomorespam.COM>
Viewed: 
3844 times
  
On Fri, 4 Apr 1997, Sriram Tirunellayi wrote:

> > 
>   Hi all,
>          i just tested my polaroid sonar and it works great. Thanks to
> Kent and Adam. BTW..with the BINH, iwas getting 1"...but when i removed
> it as suggested by Chuck Manis (in some old mail)...it's reading the
> correct distances.  So i guess the internal blanking interval of 2.38ms
> is sufficient to detect obstacles and surfaces at distances above 17".
>   Any suggestions for innovative mounting of the transducers??
>                               Thanks
>                               Sriram

You're more than welcome.  As for mounting:

I have found that custom cutting stainless steel brackets with a dremel
tool to be most effective.  Sturdy but flexible for purposes of fine
adjustment.  Basically it's a long tab that slides through both slots of
the xducer with a wide portion to stop the xducer from slipping off one
end and then bending the tab at the other end.  I'm going to try and post a
picture of by bot asap.


               -
              | | <---- slide thru both slots of xducer then bend tab.
              | |
              | |
              | |
              | |
              | |
              | |
              | |
              | |
              | |
              | |
           ---   ---
          |         |
          | +     + |
          |         |
           ---------


> 
>  P.S   Keith when u ftped the files were they in BINARY format ? i cant
> think of any other reason...
> 
> 
> 



Message is in Reply To:
  Re: Sonar problems
 
(...) Hi all, i just tested my polaroid sonar and it works great. Thanks to Kent and Adam. BTW..with the BINH, iwas getting 1"...but when i removed it as suggested by Chuck Manis (in some old mail)...it's reading the correct distances. So i guess (...) (30 years ago, 5-Apr-97, to lugnet.robotics.handyboard)

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