Here’s a novel way to take measurements using sound waves with an iPhone. German developer Florian Student’s Acoustic Ruler Pro for iOS will measure distances up to 25 meters by clocking the time delay of emitted sound waves. You can use the app with either a pair of headphones or with another iPhone to measure the distance between the two handsets. [via /.]
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Escape to an island of imagination + innovation as Maker Faire Bay Area returns for its 16th iteration!
