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Subject: 
Re: NXT Ultrasonic sensor
Newsgroups: 
lugnet.robotics
Date: 
Wed, 6 Sep 2006 22:02:22 GMT
Viewed: 
2455 times
  
In lugnet.robotics, steve <sjbaker1@airmail.net> wrote:
Juergen Stuber wrote:

since sound travels at about 333 m/s (depending on temperature and pressure),
a meter takes 3 milliseconds.
At the maximum range of 2.5 meters,
times two that would be 15 milliseconds per reading.

It never ceases to amaze me how astoundingly slow sound is
compared to the speed of a computer.

It's one of those rare cases when your view of the universe
around you shifts into a completely new perspective.

Yeah the speed of light is pretty darn fast!  Sound is quite turtle-like in
comparison ;)

Ben



Message is in Reply To:
  Re: NXT Ultrasonic sensor
 
(...) It never ceases to amaze me how astoundingly slow sound is compared to the speed of a computer. It's one of those rare cases when your view of the universe around you shifts into a completely new perspective. (18 years ago, 6-Sep-06, to lugnet.robotics)

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