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The Sony CMT-SX7 HiFi was supposed to be a compact, high-end sound system with multi-room capabilities and a full suite of wireless streaming standards (including AirPlay and Google Cast). Instead, it's a recalled safety hazard that doesn't play music right, makes your dog bark and threatens to ca...

July 23rd 2015 at 2:14pm 0 Comments
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Security technology firm Sonavation recently unveiled a novel means of embedding an ultrasonic fingerprint reader directly into a Gorilla Glass display. With it, mobile devices would no longer need a physical button, like the iPhone's Home button, to use as a fingerprint reader. Instead, they'd be...

July 21st 2015 at 1:22pm 0 Comments
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Drones are a seemingly everywhere at CES, but senseFly's sensor-laden eXom commercial quadcopter really caught our eye. Why's that? Well, for starters it has a self-leveling and stabilizing err... head up front. That cabeza packs one of five ultrasonic sensors, an ability to record "ultra high-res...

January 7th 2015 at 8:16pm 0 Comments
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With the number of content providers that keep coming on board with Chromecast, the next big step for Google is making the device a bit easier to use. Case in point: Today marks the launch of ultrasonic pairing -- otherwise known as "Guest mode." All you need to do is enable Google's streaming sti...

December 11th 2014 at 11:00am 0 Comments
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Most teenagers would probably tell you that they'd die if you took away nonverbal communication, but one subset of our population actually could: scuba divers. They can't exactly send texts via smartphone to one another because saltwater, and water in general, makes it hard to transmit information...

July 17th 2014 at 12:20am 0 Comments
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It turns out that there's more than one way for guests to join in on your Chromecast party. In addition to accessing Google's streaming stick via an onscreen PIN code, friends can pair their devices to your living room entertainment setup via inaudible ultrasonic frequencies. Apparently, all one n...

June 27th 2014 at 12:56am 0 Comments
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Even with fancy Hi-Fi equipment, the weak link is often our ears and their limited 20Hz-20,000Hz hearing range. As pointed out by Motherboard, artist Jane Winderen wants you to get a feeling for what it's like to be a whale or bat with her "Out of Range" album. To do that, she used special equipme...

May 7th 2014 at 4:37am 0 Comments
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Ultrasonic levitation has been possible for awhile, but it's not very practical when objects must typically hover along a single axis. University of Tokyo researchers Yoichi Ochiai, Takayuki Hoshi and Jun Rekimoto have cleared this hurdle with an ultrasonic array that can push items around in 3D s...

January 1st 2014 at 6:58pm 0 Comments