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Hyperactive speculators, particularly high-frequency traders that use digital techniques to simulate the front running that used to go on in the pits, would probably complain loudly.
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The cylindrical speaker features two high-performance drivers, a built-in bass port and digital signal processing software to extend frequency response on the high end while providing tighter low ends for deeper bass response.
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Digital television will eventually migrate to the 600MHz frequency under Ofcom's plans.
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The 700MHz frequency band, currently used by digital terrestrial television, will be opened up to mobile services by 2018 as part of a global plan to harmonise frequencies for mobile users.
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Furthermore, the LightSpeaker's 2.5-inch wide dispersion driver uses digital signal processing to optimize high- and low-frequency output for a full spectrum of sound.
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At the same time, advances in technology--better filters and digital compression--are allowing carriers to squeeze far more data onto each frequency.
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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.
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Patriot missile components including advanced radar waveguides, microwave devices, high-speed analog to digital converters, microprocessors, precision gimbals for the missile-seeker system, highly miniaturized radio frequency communications, on-board sensors, advanced signal-processing systems.
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