Strum down a list of radio stations and you can feel as your fingertip passes over each frequency number.
Simply stated, single-frequency networks are when a broadcaster uses multiple transmitters to send the same signal over the same frequency.
The overall number of sunspots typically varies in frequency over 11 year cycles.
Trading glitches have increased in frequency over the last few years, zapping investor confidence on markets and their infrastructure.
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It developed Blast, which will soon let wireless carriers provide video or handle a twentyfold increase in calling traffic over a single frequency.
Those mistakes are intended to diminish further in frequency over time.
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For decades, controllers relied on position reports over high-frequency radio every hour or so, competing for air time with fishing vessels and all kinds of other traffic.
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Unfortunately, no one is really sure what causes materials to absorb microwaves over too wide a frequency.
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 closures will not force the shutdown of any of those airports, but pilots will be left to coordinate takeoffs and landings among themselves over a shared radio frequency with no help from ground controllers.
Then Heathrow could concentrate on serving the business market, which prizes frequency and convenience over price.
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State intervention is justified only by the chaos that would be caused by a free-for-all over the use of the frequency spectrum.
As this plays out monetary velocity, i.e. the frequency money turns over, will increase giving us the moderate inflation Ben is hoping to induce.
The sensors work by detecting extremely low-frequency electrical activity over a distance of 5 microns (one micron being equal to one millionth of a metre).
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Over the past 10 years, the frequency of pipeline spills has decreased by 59%, and the volume of pipeline spills has decreased by 43%, even as overall production has increased both the mileage of active pipelines and the freight tons shipped by them.
Oddly enough, I find the frequency of the battles a bit over the top.
He thinks such a step is necessary, since forecasts show that storm frequency in Florida will pick up over the next few years.
The incident will certainly ratchet up the pressure to rein in the increasingly influential high frequency trading firms, which have taken over more than half the daily trading volume in the U.S. stock markets.
Over the past two years, however, high-frequency traders become an increasingly controversial, often dominating trading and reshaping markets.
Nightly television pictures of the tragic destruction from tornadoes over the past months might make one wonder if the frequency of tornadoes is increasing, perhaps due to the increasing levels of CO2 in the atmosphere.
On top of that, the frequency of major U.S. hurricane strikes over the past several decades is down about one-third compared with the first half of the 20th century.
In four out of the five districts with over 43 CFA core members, floor shininess has increased 63% and frequency of trash pickup has gone, on average, from 1 to 26 times in a day.
The SEC is also studying the effects of various trends that have shaped the U.S. stock markets over the course of the last decade, including the proliferation of high frequency trading and of off-exchange trading in so-called dark pools.
Over the last few months, one skill has been brought up with increasing frequency: a facility with the language of business, and, in particular, finance.
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The numbers change as we get older, with the overall frequency of all communication declining, but even in the 65 and over group, daily texting still edges calling 4.7 to 3.8.
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Over the years, the government has taken steps to address the problem, including regulating low-frequency noise like water pumps, and reducing maximum decibels.
Its scientific committee said low-frequency ambient marine noise levels had increased in the northern hemisphere by two orders of magnitude over the last 60 years.
BBC: NEWS | Science/Nature | The deafening sound of the seas
"While a 150, 000-170, 000 per month trend in payrolls is far from booming, it is strong enough over time to keep the unemployment rate moving down, " said Jim O'Sullivan at High Frequency Economics.
High resolution is achieved by measuring motion rather than radio frequency signals as wifi does, and is based on where and how the person moves through an environment over time.
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