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Subject: 
Re: Are these Robolab parts?
Newsgroups: 
lugnet.robotics.edu
Date: 
Fri, 8 Mar 2002 15:53:42 GMT
Viewed: 
5153 times
  
Dan LaFountain wrote:

In lugnet.robotics.edu, Jan-Albert van Ree writes:

The URL below is a picture in which some kind of sensor is displayed...
The brick is 2*3 studs, and 1 1/3 brick high. The big hole in the side is
big enough for a Technic axle to go through. The small hole seems to be a
sensor opening, on top the holes are made for a 4.5v connector.

The disk is 3 studs wide, one side has 4 dark area's, the other side 8.
It appears to be a rotation sensor, but none of the regular Technic boxes
ever had these sensors. Can anybody point me to a source for more info on
these bricks? Thanks a lot in advance!

Jan
This comes from the original LEGO TC Logo materials (1980s) and was used
as
a counting wheel.  You could use it as a rotation sensor by counting the
number of seperations between black and white.  It could also be used as
an angle sensor. You could also program your device to count the number of
rotations over time to determine speed. It was used in conjunction with
the original interface boxes which were at that time tethered to the
computer through ribbon cables and slot cards.
It works on the old 4.5v system and probably cannot be used with anything
Mindstorms.
Dan LaFountain
Pitsco LEGO Dacta
(and former teacher of LEGO TC Logo materials)

Thanks a lot!
Now I at least know WHAT I have... too bad I can't use it.
I have 2 sets, if anybody's interested, drop me a line at
javanree@vanree.net and I'm sure we can work something out :)
--
Jan-Albert "Anvil" van Ree   | http://artsen.vanree.net
VanReeDotNet IT Solutions    | http://www.vanree.net



Message is in Reply To:
  Re: Are these Robolab parts?
 
(...) Jan This comes from the original LEGO TC Logo materials (1980s) and was used as a counting wheel. You could use it as a rotation sensor by counting the number of seperations between black and white. It could also be used as an angle sensor. (...) (23 years ago, 8-Mar-02, to lugnet.robotics.edu)

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