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 Robotics / *47317 (-5)
  Re: robolabatceeo/college/tutorials Is not working
 
(...) I have contacted Tuffs via e-mail. I will be calling them soon. Thanks for your guidance. Tom (18 years ago, 24-Dec-07, to lugnet.robotics.rcx.robolab)
 
  NXC: How to read the distance of US-sensor?
 
I'm new in NXC. In the NXC-guide, I found SensorUS() returning a value from US-sensor. But in the LEGO software I can select inch/cm. Questions: What value is it returning, inch or cm? Can I set it to inch or cm? thanks Phuoc Can HUA (18 years ago, 24-Dec-07, to lugnet.robotics)
 
  Re: NXT Program: How to avoid stop-and-go? (US-Sensor in angle)
 
(...) (18 years ago, 24-Dec-07, to lugnet.robotics)
 
  Re: NXT Program: How to avoid stop-and-go? (US-Sensor in angle)
 
Strangely, it slows down, i.e. it detects the further distance (less reflection?) in the same angle. I tried to put the US-sensor vertically. It still shows the same effect. I also notice the closer it comes the larger angle it needs to get a (...) (18 years ago, 23-Dec-07, to lugnet.robotics)
 
  Re: NXT Program: How to avoid stop-and-go? (US-Sensor in angle)
 
(...) At a glancing angle (not approaching the wall "head on" at 90°, but at an angle) very little sound energy will be reflected back towards the sensor. If there isn't enough energy reflected back for the sensor to "hear" the echo, it won't detect (...) (18 years ago, 22-Dec-07, to lugnet.robotics)


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