If you have ever used a tape measure, you may have noticed a little hole or slot on the end of it. We'll tell you what that ...
and decided that a single 15-meter conductor would do the job. Unlike other tape measure antennas we’ve seen, [Tom] just harvested the blades from two 7.5-meter tape measures, connected them end ...
The 6-meter walk test has become a key vital sign ... But if you're eyeballing this at home, 6 meters is about 19.68 feet.
[Andrew] got a little help from his friends to hack a laser distance meter. Using laser distance meters as sensors is one of the great quests of hackers – with good reason. Accurate distance ...
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