HSS, by contrast, shoots tightly focused waves of ultrasound (meaning it exceeds the frequency range of human hearing).
The company also provides a range of high-frequency design processes and capabilities that can be used in custom design.
Global warming is often predicted to cause a devastating increase in the range and frequency of malaria, but somebody forgot to tell the malarial mosquitoes.
Philips DoubleBASS uses the powerful processing of the system to detect ultra-low frequencies and then recreate them within the audible frequency range of the subwoofer, giving the impression of delivering bass down to an amazing 20Hz.
Usually, elephants produce much deeper sounds, sometimes of such a low frequency that they are outside the range of human hearing, and these calls can boom many miles away.
The equally slick BeatHome speaker features a 40Hz to 20KHz frequency range and packs a pair of tweeters and woofers inside an angular piano lacquer-lined housing.
The Hitachi Sound Bars feature four high efficiency full range speakers and two high frequency tweeters with state-of-the-art Class D digital amplifiers.
The BeatBlock set of speakers wraps a pair of tweeters and a duo of woofers in a striking hand-stitched leather package, which comes in a variety of color combos, while offering a 20Hz to 20KHz frequency range.
The transmitter has a range of two meters to three meters, and operates in the unlicensed 2.4GHz frequency band.
CNN: Technology - Alcatel personalizes vibrating phone alerts
At first she attributed this to the range of high harmonics used by Mozart, but her later research, which manipulated the frequency levels of various compositions, showed that frequencies alone were not responsible for this physiological response.
High frequency means trading a lot, nipping in and out scalping tiny profits from a range of ideas and often tricks.
It provides a remarkably flat frequency response over a 10-Hz to 22-kHz bandwidth, a dynamic range of 92 dB, and algorithmic delay of less than 1.89ms.
The handset incorporates audio technology that optimizes the frequency range based on a user's age, making it easier to hear the voice of the person on the other end of the call.
ENGADGET: Fujitsu, Orange partner on senior-friendly Stylistic S01 smartphone
应用推荐