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Subject: 
Re: Compass sensor
Newsgroups: 
lugnet.robotics
Date: 
Sun, 2 Apr 2000 04:27:21 GMT
Highlighted: 
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Simon Bogaert wrote:
Simon

PS: Is there anybody out there that has built a gyroscopic sensor, because,
the compass sensor needs to be perfectly horizontal, and i need a qyro
sensor to make it do so.

Actually - placing a gyroscope inside two gimbals (structure which pivots in a
single plane) with a couple rotation sensors will provide the needed
information.  It would use two inputs - perhaps a drawback.

Another alternative would be to mount the compass on the inner gimbal and just
allow the gyroscope to keep the compass level - no need to monitor the
gyroscope.  This would not use ANY sensors.

The real challenge in this setup is finding a powered gyroscope in the
weight/power scope of the RCX - anyone have any sources?

Simon, have you looked at the Dinsmore analog compasses?  They use only 5v. and
so fall in the RCX's volt range, although a bit high on their power requirements
(9ma.)

-Wes



Message is in Reply To:
  Compass sensor
 
Hello everybody, I want to build a compass sensor. I already have an electric diagram for the sensor itself, but there are some problems. I have already studied the Light sensor diagram at Mr. Gasperi's website, but I don't quite how the sensor (...) (25 years ago, 31-Mar-00, to lugnet.robotics)

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