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Wikiwide	2012-11-12 , 12:21
Posts: 2,006 \| Thanked: 3,351 times \| Joined on Jun 2010 @ N900: Battery low. N950: torx 4 re-used once and fine; SIM port torn apart	#21

Originally Posted by MINKIN2

Out of curiosity... Even if you were to make the IRnode register distances as great as a room, how would you be able to ensure that your line/beam is level without the internal compass?

Quick reply...
Accelerometer, simple!.. East or west, south or north, is quite irrelevant. However, IR transmitter is hardly sending a thin focused beam, just like accelerometer isn't perfectly accurate, so actual implementation is not going to be precise.
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