| 单词 | Hz |
| 例句 | Surviving organs and other instruments from Bach’s time indicate that the average pitch was lower then than it is today, so his music is mostly performed at A = 415 Hz. The Story of Music 2012-12-25T00:00:00Z In true form, they continued their studio output with one of their most challenging albums in 2012, “Centipede Hz.” Animal Collective wants to do their own thing and that means saving coral reefs 2018-08-16T04:00:00Z Unfortunately for their story, the orange button was the one that generated 2,600 Hz, and it didn’t sound very musical. From “phreaks” to Apple: Steve Jobs and Steve Wozniak’s “eureka!” moment 2013-02-16T14:00:00Z And for its current album, “Centipede Hz,” Animal Collective announced that it was writing songs together, jamming in a room instead of trading files online. Music Review: Animal Collective at Terminal 5 2012-12-06T21:40:00Z Onstage, the songs — most of them from “Centipede Hz” — got back some physicality. Music Review: Animal Collective at Terminal 5 2012-12-06T21:40:00Z “Mozart composed music at 430 Hz; that was the pitch of the time. When he made the plan of the tonality, he knew exactly what he wanted to give brightness and darkness.” At Salzburg, Don Giovanni Gets No Pleasure From Seducing 2021-07-22T04:00:00Z Its current title — “Tonecycle for Blues Base 30 Hz, 2:3:7 Ensemble Version with 4:3 and 7:6” — bears traces of Mr. Young’s obsession with the whole-number ratios of just-intonation tuning. The Best Classical Music Performances of 2017 2017-12-06T05:00:00Z Some manufacturers are even offering 240 Hz, which is the clearest with motion. The dummy’s guide to buying a smart TV 2019-10-14T04:00:00Z Centipede Hz sets them up well for the future, without always managing to satisfy in the present. Animal Collective: Centipede HZ – review 2012-08-23T14:31:01Z He has the players tune their A to 430 Hz, a quarter-tone lower than contemporary orchestras’s standard performance pitch. At Salzburg, Don Giovanni Gets No Pleasure From Seducing 2021-07-22T04:00:00Z By closely associating LFP power with spiking-based measures of unconsciousness in the animal subjects, they were able to determine that the total power of LFPs between 20 and 30 Hz is a reliable marker. Anesthesia technology precisely controls unconsciousness in animal tests 2023-10-31T04:00:00Z The researchers found that people with slower pupillary constriction had significantly greater improvement in depression after 10 sessions if they received iTBS rather than 10 Hz treatment. Pupil response may shed light on who responds best to transcranial magnetic stimulation for depression 2023-10-20T04:00:00Z Without any active neural control, all eight larynges produced self-sustaining oscillations at frequencies between 25 and 30 Hz—suggesting purring doesn’t necessarily require active muscle contractions. How do cats purr? New finding challenges long-held assumptions 2023-10-03T04:00:00Z Humans are able to hear sounds between about 20 Hz and 20,000 Hz. Fundamentals of Biology 2015-01-01T00:00:00Z The graph to its right has a dip at 4000 Hz and is that of a child who suffered hearing loss due to a cap gun. College Physics for AP Courses 2015-08-12T00:00:00Z The human and dog will respond, because they can hear up to 50,000 Hz. Biology for AP Courses 2022-06-09T00:00:00Z Frequencies as low as 20 Hz are detected by hair cells at the apex, or tip, of the cochlea. Anatomy and Physiology 2013-06-19T00:00:00Z Then, as the torso got closer, they suddenly upped the ante of their rattles to between 60 and 100 Hz. How rattlesnakes fool you into thinking they’re right underfoot 2021-08-19T04:00:00Z Scientists made it easier to hear by isolating the 84 Hz blade sound. Watch — and hear — NASA’s Ingenuity copter zip around on Mars 2021-05-07T04:00:00Z What frequency is received by a mouse just before being dispatched by a hawk flying at it at 25.0 m/s and emitting a screech of frequency 3500 Hz? College Physics for AP Courses 2015-08-12T00:00:00Z Only the dog will respond, because they can hear up to 50,000 Hz. Biology for AP Courses 2022-06-09T00:00:00Z The effect was captured in-camera using a subwoofer placed inside a fountain that generated a tone at a frequency of 24 Hz, matching the 24 fps frame rate of the camera. Inside the making of ‘Possessor Uncut,' the arthouse sci-fi thriller too extreme for the MPAA 2020-10-08T04:00:00Z When participants heard a slow, steady rattle of 12 Hz, they often stopped as they approached the 1-meter mark. How rattlesnakes fool you into thinking they’re right underfoot 2021-08-19T04:00:00Z Over five decades, the “fundamental frequency” of a test group of women’s voices dropped by 23 Hz, which correlates with women’s entry into a previously male-dominated workplace. The secret life of an anonymous speechwriter to the stars 2020-05-03T04:00:00Z If a wind instrument, such as a tuba, has a fundamental frequency of 32.0 Hz, what are its first three overtones? College Physics for AP Courses 2015-08-12T00:00:00Z Only the cat will respond, because cats can hear up to 50,000 Hz. Biology for AP Courses 2022-06-09T00:00:00Z Which makes this a frustrating thing to turn into a spec race, because the incentive will be to ship phones with a higher Hz number instead of phones that are well-balanced. With the Galaxy S20 and Bloom, Samsung is shaking up its phone names again 2020-01-14T05:00:00Z This soundbar plays sound at 101 dB with less than 1% Total Harmonic Distortion, and bass as deep as 50 Hz with advanced audio technology. From Salon Marketplace: Immerse yourself in incredible audio with this Vizio system 2019-08-02T04:00:00Z Ron Jude: 12 Hz How cheapened the term “awesome” has become, punctuating every mundane exchange. The week ahead at SoCal museums and galleries, Oct. 21-28: 'Rauschenberg: The 1/4 Mile' and more - Los Angeles Times 2018-10-19T04:00:00Z What are the closest frequencies to 500 Hz that an average person can clearly distinguish as being different in frequency from 500 Hz? College Physics for AP Courses 2015-08-12T00:00:00Z Most humans can perceive sounds with frequencies between 30 and 20,000 Hz. Biology for AP Courses 2022-06-09T00:00:00Z They form part of a series that he titles "12 Hz," after the lower limit of sound audible to the human ear. Review: Ron Jude's jaw-dropping photographs at Gallery Luisotti put the awe back in awesome - Los Angeles Times 2018-09-24T04:00:00Z Moreover, temporal control of 40 Hz is probably acceptable for many applications, but 70% suppression of firing might not be sufficient for some experiments. Protein structures guide the design of a much-needed tool for neuroscience 2018-09-16T04:00:00Z It says the deviation from Europe’s standard 50 Hz frequency is caused by a loss of energy in the area of Kosovo and Serbia because of a political dispute between the two countries. European clocks slowed by lag in continent’s power grid 2018-03-07T05:00:00Z A person has a hearing threshold 10 dB above normal at 100 Hz and 50 dB above normal at 4000 Hz. College Physics for AP Courses 2015-08-12T00:00:00Z You are sitting with a dog and a cat and decide to test a 50,000 Hz ringtone. Biology for AP Courses 2022-06-09T00:00:00Z So, you will perceive the same pitch as a sine wave with a frequency of 220 Hz. From Music to Mathematics: Exploring the Connections (Review) 2018-02-24T05:00:00Z Kennedy asked no questions of the challengers that day and lilted noticeably in his many questions to the state, raising his pitch 26.32 Hz over his usual tone. Supreme Court justices may give away their votes with their voices 2017-12-21T05:00:00Z On top of that, a manual mode allows you to play with the main Hz, so you'll be able to find a perfect sweet spot. The 4 Best Smartphones for Music Lovers 2017-10-23T04:00:00Z A diagnostic ultrasound echo is reflected from moving blood and returns with a frequency 500 Hz higher than its original 2.00 MHz. College Physics for AP Courses 2015-08-12T00:00:00Z The cat and dog will respond, because they can hear up to 50,000 Hz. Biology for AP Courses 2022-06-09T00:00:00Z Even if you know that nothing is actually playing a pitch with frequency 220 Hz, that pitch is what you will hear. From Music to Mathematics: Exploring the Connections (Review) 2018-02-24T05:00:00Z The human brain operates in the range of 500 to 1,000 Hz, whereas today’s computers operate at several GHz, and are thus one hundred thousand times faster! Robots with Their Heads in the Clouds 2017-08-02T04:00:00Z All firing rate scales are from 0 Hz to the nearest integer number of hertz above the maximum firing rate. b, Activity of MEC grid cells during the two tasks. Mapping of a non-spatial dimension by the hippocampal–entorhinal circuit : Nature : Nature Research 2017-03-28T04:00:00Z If the true frequency of the car’s horn is 200 Hz, how fast was the car traveling? College Physics for AP Courses 2015-08-12T00:00:00Z The video frame rate was 20 Hz, but for behavioural analysis we down-sampled the resulting time trace to 5 Hz. Neural ensemble dynamics underlying a long-term associative memory : Nature : Nature Research 2017-03-21T04:00:00Z The voices of whales, like those of humans, deepen as the animals age and grow, and the Loneliest Whale was no exception; initially recorded at 52 Hz, it now vocalizes closer to 46 Hz. The loneliest whale in the world? 2017-01-25T05:00:00Z The displays also use a very fast refresh rate—up to 120 Hz—so looking at them while moving around left me feeling less queasy than Oculus Rift. PlayStation VR Review: The Best Way to Bring Virtual Reality Home 2016-10-05T04:00:00Z We then defined a threshold that was 2 s.d. of the firing rate, but not below 0.2 Hz and not above 1 Hz. Mapping of a non-spatial dimension by the hippocampal–entorhinal circuit : Nature : Nature Research 2017-03-28T04:00:00Z Among the things to consider are the acceptable series reactance of the inductor for 60 Hz power and the likely frequencies of noise coming through the power lines. College Physics for AP Courses 2015-08-12T00:00:00Z After motion correction, we temporally smoothed and down-sampled each movie from 20 Hz to 5 Hz. Neural ensemble dynamics underlying a long-term associative memory : Nature : Nature Research 2017-03-21T04:00:00Z Ever since, he has spent his spare time finding old cassette tapes, overdubbing them with the deep monotone of the 52 Hz whale and making them available for a nominal cost. The loneliest whale in the world? 2017-01-25T05:00:00Z There’s a buoyancy and direction to songs like lead single "FloriDada" that was nowhere to be found on Centipede Hz. Animal Collective's new album is bright, tidy, and a little disappointing 2016-02-19T05:00:00Z But the newly described pulse sounds were found to have a significantly lower frequency of around 40 Hz. Mysterious New Humpback Whale Song Detected 2015-12-07T05:00:00Z Twin jet engines on an airplane are producing an average sound frequency of 4100 Hz with a beat frequency of 0.500 Hz. College Physics for AP Courses 2015-08-12T00:00:00Z Usually it’s listed as something like “20 Hz – 20 kHz” or “20 – 20,000 Hz”. 3 Reasons Why Headphone Specs Are Worthless 2015-07-26T04:00:00Z But while its focus is on the human response to the 52 Hz whale, it does not ignore the whale itself. The loneliest whale in the world? 2017-01-25T05:00:00Z While normal speech modulates between 4 and 5 Hz in sound variation, screams spike between 30 and 150 Hz. Scientists Now Know Why People Scream 2015-07-16T04:00:00Z The researchers repeated the lungfish experiments with the salamanders and found that they were able to detect sound pressure at frequencies higher than 120 Hz underwater. Early land animals heard sounds with their lungs 2015-02-04T05:00:00Z At a frequency of 1000 Hz, phons are taken to be numerically equal to decibels. College Physics for AP Courses 2015-08-12T00:00:00Z A headphone that is twice as loud at 3 kHz than at 500 Hz is going to sound completely different than one that is the opposite. 3 Reasons Why Headphone Specs Are Worthless 2015-07-26T04:00:00Z In regards to the latter, it’s not clear if this is a true 240 Hz panel, or a 120 Hz panel with black frame insertion. Panasonic 2015 Ultra HD 4K TV Lineup 2015-01-05T05:00:00Z Looking at the frequency distribution of the participants' breath sounds, Ilina found that the number of frequency peaks above 125 Hz was much higher among smokers and firefighters, even if the firefighters were nonsmokers. Teen Sisters Develop Ways to Measure Lung, Heart Damage 2014-10-21T04:00:00Z Using x-ray imaging, they did just that, showing that the lungs of P. annectens resonated at about 300 Hz, matching the sensitivity of the lungfish’s hearing. Early land animals heard sounds with their lungs 2015-02-04T05:00:00Z So, for example, a 60 Hz sound at 40 dB is inaudible. College Physics for AP Courses 2015-08-12T00:00:00Z Anything above 2 Hz was too fast, and caused the moths to act as though no odors were present. Your car might be screwing with pollination 2014-06-26T04:00:00Z Mass spectra were collected and recorded at a rate of 2 Hz with calibration performed using sodium formate clusters. The ctenophore genome and the evolutionary origins of neural systems : Nature : Nature Publishing Group 2014-05-20T04:00:00Z While black boxes are supposed to transmit signals of 37.5 Hz, those received by the were distinctly lower than this. Submarine Hunt on Hold Until Fresh Pings Received From Missing Jet 2014-04-08T08:24:49Z Monitoring the brain stem and auditory nerve activity in the lungfish, the researchers were surprised to discover that the fish could detect pressure waves in frequencies above 200 Hz. Early land animals heard sounds with their lungs 2015-02-04T05:00:00Z Hearing loss caused by noise typically shows a dip near the 4000 Hz frequency, irrespective of the frequency that caused the loss and often affects both ears. College Physics for AP Courses 2015-08-12T00:00:00Z Then, the scientists introduced background odors into the tunnel while also emitting a flower-plume at 1 Hz. Your car might be screwing with pollination 2014-06-26T04:00:00Z On average, the frequency range for human hearing is from 20 Hz at the low end to 20,000 Hz at the high end. Sound Science: Do-Re-Mi with Straws 2014-03-27T17:00:00Z In general, you should look for sets with a 120 Hz refresh rate or faster. Troy Wolverton: 5 tips for buying a big TV for the Super Bowl 2014-01-25T02:11:44Z These signals stemming from terrestrial plasma waves and radio emissions in the 2 Hz to 80 kHz range were first analysed in numeric form. The Most Surprising Sound Of 2013, And It's Very Uplifting Too 2013-12-19T13:55:00Z The air column in the ear canal resonates and is partially responsible for the sensitivity of the ear to sounds in the 2000 to 5000 Hz range. College Physics for AP Courses 2015-08-12T00:00:00Z Most volcano screaming is at the completely sub-audible 1 to 5 Hz. Volcanoes That Scream 2013-07-24T12:20:26Z Slow-wave sleep is a phase of deep sleep in which the cortex produces very low-frequency electrical oscillations of around 1 Hz that spread through the brain. Neuroscience: Off to night school 2013-05-22T17:21:13.263Z Using sensitive hydrophones, they measured how sound waves at the same high frequency as dolphin echolocation—about 500 Hz—dissipate across the beds. Seagrass Meadows Shelter Fish in Silence 2013-01-25T20:25:00Z CMS uses a two-level online trigger system to reduce the event rate from about 20 MHz to about 500 Hz, keeping only those events that are worthy of further investigation. [Article] A New Boson with a Mass of 125 GeV Observed with the CMS Experiment at the Large Hadron Collider 2012-12-20T21:26:32.063Z For sounds below about 1000 Hz, the nerves send signals at the same frequency as the sound. College Physics for AP Courses 2015-08-12T00:00:00Z Nonetheless, the resulting theoretical curve resembles our data between 1 Hz and 10 Hz. [Technical Response] Response to Comment on ?Probing the Ultimate Limit of Fiber-Optic Strain Sensing? 2012-01-19T18:55:34.530Z A 1/ dependence is predicted with a magnitude exceeding equilibrium thermal noise at frequencies below ~50 Hz. [Technical Comment] Comment on ?Probing the Ultimate Limit of Fiber-Optic Strain Sensing? 2012-01-19T18:55:31.047Z Because driving a taxi's the easiest way to get people to climb into a 7 Hz field for at least 15.3 minutes. Her name was Jane 2011-08-17T17:21:31.307Z As predicted, this exposure permanently sliced a few hundred Hz off the high end of his existing congenital hearing loss in the 3500-3800 Hz region. What bats, bombs, and sharks taught us about hearing [Video] 2011-06-14T12:15:00.407Z For frequencies greater than about 1000 Hz, the nerves signal frequency by position. College Physics for AP Courses 2015-08-12T00:00:00Z Cranch and Foster remark that thermally induced strain noise is very difficult to observe below 100 Hz. [Technical Response] Response to Comment on ?Probing the Ultimate Limit of Fiber-Optic Strain Sensing? 2012-01-19T18:55:34.530Z The system demonstrated the highest-resolution strain sensitivity at frequencies less than ~10 Hz published to date, and we commend the author on an excellent achievement. [Technical Comment] Comment on ?Probing the Ultimate Limit of Fiber-Optic Strain Sensing? 2012-01-19T18:55:31.047Z All three operate at 60 Hz, but again, only a few interconnects exist between the regions. Japan's Two Incompatible Power Grids Make Disaster Recovery Harder 2011-03-25T16:45:00.250Z To avoid this "motion blur" effect, look for a refresh rate of 120 Hz. 2010-02-04T23:00:00Z Would you use a large inductance or a large capacitance in series with a system to filter out low frequencies, such as the 100 Hz hum in a sound system? College Physics for AP Courses 2015-08-12T00:00:00Z If it is to the East of your own location the signals return 500 to 1,000 Hz below the original transmitted frequency. The Dawn of Amateur Radio in the U.K. and Greece: a personal view We show that, in view of the actual thermodynamic noise level, this limit is very difficult to attain in a passive resonator, at frequencies below ~10 Hz, with current laser technology. [Technical Comment] Comment on ?Probing the Ultimate Limit of Fiber-Optic Strain Sensing? 2012-01-19T18:55:31.047Z In particular, I0 is the lowest or threshold intensity of sound a person with normal hearing can perceive at a frequency of 1000 Hz. College Physics for AP Courses 2015-08-12T00:00:00Z Normal human hearing encompasses frequencies from 20 to 20,000 Hz, an impressive range. College Physics for AP Courses 2015-08-12T00:00:00Z The lowest commonly encountered radio frequencies are produced by high-voltage AC power transmission lines at frequencies of 50 or 60 Hz. College Physics for AP Courses 2015-08-12T00:00:00Z With a transmitter supplied with unrectified A.C. at 400 Hz. and a power output of several kilowatts, no wonder contacts with any part of the world were easy. The Dawn of Amateur Radio in the U.K. and Greece: a personal view Elephants are known to respond to frequencies below 20 Hz. College Physics for AP Courses 2015-08-12T00:00:00Z Phons and decibels are defined to be the same at 1000 Hz. College Physics for AP Courses 2015-08-12T00:00:00Z For example, a sound at 10,000 Hz must have an intensity level of 30 dB to seem as loud as a 20 dB sound at 1000 Hz. College Physics for AP Courses 2015-08-12T00:00:00Z If 1.50×109 -Hz microwaves are used and a beat frequency of 150 Hz is produced, what is the speed of the vehicle? College Physics for AP Courses 2015-08-12T00:00:00Z Its frequency was only 500 Hz away from GIN. The Dawn of Amateur Radio in the U.K. and Greece: a personal view This is particularly true for frequencies above 8000 Hz, which are rare in the environment and are unnecessary for understanding conversation or appreciating music. College Physics for AP Courses 2015-08-12T00:00:00Z Suppose a diving board with no one on it bounces up and down in a simple harmonic motion with a frequency of 4.00 Hz. College Physics for AP Courses 2015-08-12T00:00:00Z Both screech, the first one emitting a frequency of 3200 Hz and the second one emitting a frequency of 3800 Hz. College Physics for AP Courses 2015-08-12T00:00:00Z What is the wavelength of the waves you create in a swimming pool if you splash your hand at a rate of 2.00 Hz and the waves propagate at 0.800 m/s? College Physics for AP Courses 2015-08-12T00:00:00Z What are the first three overtones of a bassoon that has a fundamental frequency of 90.0 Hz? College Physics for AP Courses 2015-08-12T00:00:00Z What length should an oboe have to produce a fundamental frequency of 110 Hz on a day when the speed of sound is 343 m/s? College Physics for AP Courses 2015-08-12T00:00:00Z A child has a hearing loss of 60 dB near 5000 Hz, due to noise exposure, and normal hearing elsewhere. College Physics for AP Courses 2015-08-12T00:00:00Z Construct a problem in which you calculate the relative reduction in voltage of incoming high frequency noise compared to 60 Hz voltage. College Physics for AP Courses 2015-08-12T00:00:00Z This independence is certainly true in open air for sounds in the audible range of 20 to 20,000 Hz. College Physics for AP Courses 2015-08-12T00:00:00Z For example, a capacitor in series with a sound reproduction system rids it of the 60 Hz hum. College Physics for AP Courses 2015-08-12T00:00:00Z |
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