1846 Results for

frequency

Article

Engineering students extinguish fire with sound

A pair of engineering students created a new type of fire extinguisher that uses sound waves to put out flames.

By March 26, 2015

Article

FCC plans for smartphones to share military wireless frequency

The government agency looks to open up the airwaves by allowing for civilians to hop on spectrum currently reserved for the Defense Department.

By March 24, 2014

Article

Sprint CEO: Without Net neutrality rules, we're toast

Chief executive Marcelo Claure defends the company's stance as the only major wireless operator to support the FCC's new Net neutrality regulation.

By March 26, 2015

Video

Koss SP330 are a premium on-ear headphone with a price tag to match

The Koss SP330 on-ear headphones boast a flat sound frequency and a subdued design, but an ambitious price limits their overall value.

By March 27, 2015

Article

Correction: Frequency range in Qualcomm electrical wire story

This story incorrectly stated the frequency range of HomePlug AV2.

By October 24, 2013

Article

Hear here: Isn't it about time you had your hearing tested?

Go ahead and make an appointment with an audiologist, and set a baseline for your hearing.

By March 21, 2015

Article

Listen to a Mozart lullaby from the world's tiniest nanopiano

The first ever optically encoded audio recording off a non-magnetic plasmonic nanostructure could mean big things for storage. And it's "Twinkle, Twinkle, Little Star."

By March 17, 2015

Article

Windows 10 to let you get updates 'from multiple sources'

A newly leaked build of the upcoming OS shows a way to let you snag updates from other PCs as well as from Microsoft itself.

By March 16, 2015

Video

This supersonic fingerprint scanner maps your sweat pores

High-frequency sound waves help this new scanning technology cut through grime, and make authenticating your identity with your finger more secure than ever.

By March 2, 2015

Article

Australian wireless microphone frequencies become illegal in 2015

The use of many wireless microphones and transmitters in Australia will be illegal from the start of 2015 thanks to a change in the frequency range.

By September 22, 2013