kHz
1. Difference value between average threshold values of ASSR and pure tone threshold was about 3 to 10 dB HL,and it was 4.77 dB HL at(0.5 kHz),8.83 dB HL at 1.0 kHz,6.49 dB HL at 2.0 kHz,and 3.67 dB HL at 4.0 kHz.
0 kHz频区间分别为:4.77、8.83、6.49、3.67 dB HL,随频率增高,两者的差异有缩小趋势。
2. 0.5 kHz hearing threshold
0.5kHz听阈
3. 20 kHz
20kHz
4. 28 mm piezo audio indicator, 4 - 28 V dc, lead wires, 3.5 KHz, mounting tabs, fast pulse
28毫米压电音频指标,4-28伏直流电,导致电线,3.5千赫,越来越多的标签,快速脉冲
5. The ASSR threshold at 2 kHz in the mild deafness group was significantly higher than that in the normal hearing group (P < 0.05).
2kHz时轻度聋组的多频稳态诱发电位阈值显著高于听力正常组,差异均有显著性意义(P<0.05);
6. 500 to 540 kHz: This segment is populated by miscellaneous beacons and stations.
500到540千赫:这段由混杂烽火台和驻地居住于。
7. 500 kHz: This is an international ship calling and distress frequency for maritime communications in Morse code.
500千赫:这是一艘国际船要求和求救频率海通信在摩尔斯电码。
8. 500 KHz frequency response.
500千赫频率响应。
9. 50 mm piezo audio indicator, 3 - 16 V dc, lead wires, 2.5 KHz, mounting tabs, volume baffle
50毫米压电音频指标,3-16伏直流电,导致电线,2.5千赫,安装制表符,体积挡板
10. The ASSR thresholds at 0.5 and 4 kHz in the moderate-to-severe deafness group were significantly higher than those in the mild deafness group (P < 0.05).
5kHz及4kHz时中重度聋组的多频稳态诱发电位阈值显著高于轻度聋组,差异有显著性意义(P<0.05);
11. Hardware Implementation of 7 kHz Audio Signal Codec
7kHz音频信号编译码器的硬件实现
12. 41.8 mm piezo audio indicator, 3 - 28 V dc, lead wires, 2.8 KHz, mounting tabs, slow pulse
8毫米压电音频指标,3-28伏直流电,导致电线,2.8千赫,安装制表符,脉搏缓慢
13. The AD7722 provides 16-bit performance for input bandwidths up to 90.625 kHz.The part provides data at an output word rate of 195.3 kHz.
AD7722提供16位性能,输入带宽最高可达90.625kHz,并且以195.3kHz输出字速率提供数据。
14. between average test values of ASSR at 0.5, 1, 2, 4 kHz and Wave V threshold of ABR were compared6.14 dB HL,5.37 dB HL,6.94 dB HL,4.72 dB HL.
ASSR0.5kHz、1kHz、2kHz、4KHz测试值均数与ABRV波反应阈的差值分别为6.14dBHL、5.37dBHL、6.94dBHL、4.72dBHL;
15. The differences of the average valuesof ASSR and pure tone audiometry at 0.5, 1, 2, 4 kHz were 13.86 dB HL,14.63 dB HL,13.06 dB HL,15.28 dB HLrespectively;
ASSR0.5kHz、1kHz、2kHz、4kHz测试值均数与纯音听阈均数各频率的差值分别为13.86dBHL、14.63dBHL、13.06dBHL、15.28dBHL;
16. ASSR highly correlated with pure tone thresholds. The correlation coefficient of two methods at 0.5,1.0,2.0 and 4.0 kHz were(0.769),0.772,0.743 and(0.756) respectively.
ASSR、纯音听阈值对比有统计学意义,听阈有显著相关性,0.5、1.0、2.0、4.0 kHz频区间相关系数分别为:0.769、0.772、0.743、0.756。
17. Technical condition for transmission measuring set 10 kHz to 18.6 MHz
GB/T9039-198810khz~18.6MHz传输测试仪技术条件
18. Modems for date transmission at 48 kilobits per second using 60~108 kHz group band circuits
GB/T9412-1988用于60~108khz基群电路的48kbit/s数据传输的调制解调器
19. Methods of measurement of modems for wide band using 60~108 kHz group band circuits
GB/T9413-1988用于60~108khz基群电路的宽带调制解调器的测量方法
20. The Hewlett-Packard HP8753 provides the PSRR-versus-frequency responses beyond 100 kHz.
hp8753提供电源纹波抑制同步频率响应超出100千赫。
21. I2C-compatible serial interface supports standard (100 kHz), fast (400 kHz), and high speed (3.4 MHz) modes
I2C兼容的串行接口,支持标准的(100kHz)、快速的(400kHz)和高速(3.4MHz)模式
22. kHz laser
kHz激光器
23. Some Horseshoe bats can detect differences as slight as 0. 0001 KHz.
一些马蹄铁形蝙蝠能探测到细微至0.0001千赫的差别。
24. 40 Hz AERP results indicated that the threshod shifts of the guinea pigs exposed to the peak of mid-and high-intensity of BUP were slightly elevated at five frequencies from 0.5 kHz to 8.0 kHz.
中强度和高强度BUP(-53.6~63.3kPa)暴露后豚鼠40HzAERP测试发现,0.5~8.0kHz各个频率均有较明显的阈移;
25. For stereo reception, a bandwidth of 180 kHz or even 150 kHz will be quite satisfactory.
为立体声招待会,180千赫带宽甚至150千赫将是相当令人满意的。
26. The read/write device for AT88RF256 RFID card with 125 kHz low frequency is introduced. This device is based on PIC16 microcontroller and AT-RFMOD06 base station module of Beijing William company.
介绍采用北京威利姆兴公司AT-RFMOD06系列射频基站模块结合PIC16型单片机开发的适用于125khz低频的AT88RF256型射频卡读写器。
27. The design characteristics of a square-wave transformer were analyzed to design a transformer with a maximum output voltage of 1.76 kV, force-voltage factor of up to 0.92 and a bandwidth exceeding 47 kHz.
以此为依据设计的一种变压器,获得了最大输出电压1.76kV、出力系数0.92、带宽大于47kHz的优异性能。
28. Methods of measurement of radio-noise - Emissions from low-voltage electrical and electronic equipment in the range of 9 kHz to 40 GHz
低压电气和电子仪器发生的9千赫兹至40千兆赫兹范围的无线电噪声的测量方法
29. The lower limit of what frequencies constitute "radio" is not precisely defined, but 5 kHz is a widely accepted starting point for the radio spectrum.
低限什么频率构成"收音机"精确地不被定义,仅5千赫是一个广泛被接受的起点为无线电光谱。
30. For example, if the desired LPF cut-off frequency is to be 500 Hz, the bandwidth value for the BPF must be 1 kHz multiplied by 1.414 (that is, 1000 * 1.414).
例如,如果期望低通滤波器截止频率是500Hz,带通滤波器的带宽值一定是1kHz乘以1.414(即1000*1.414)。
31. Signals at very low frequencies, about 50 kHz and lower, can penetrate sea water very well.
信号在非常低频率,大约50千赫和降低,可能击穿海水很好。
32. It has been shown that SFDR is over 56 dB for full scale,fin=1.1 MHz and fs=25 MS/s,and nearly 80 dB for full scale,fin=110 kHz and fs=10 MS/s.
全范围输入110 kHz,采样率10 MS/s时则高达近80 dB。
33. While the E-A-R model 1000 met with the ANSI S3.19-1974 standard except for 6,8 kHz( P =0.000, P <0.05).
其余的频率均未达到国家的标准和出厂的标准。 E -A -Rmodel 10 0 0与其出厂的标准相比较在 6 .3、8kHz未达到其出厂的标准。
34. Frequency resolution is 200 kHz and bandwidth 80 MHz. It has great potential applications in radar warning and ECM.
其频率分辨率优于200 kHz,带宽达到80 MHz,在雷达告警、电子对抗中具有一定的应用潜力.
35. Built-In Tone Oscillator Factory Trimmed to 22 kHz, Facilitates
内置音调振荡器出厂校准到22 kHz,有助于
36. power handling of 20 Watts RMS, a voice coil impedance of 15 Ohms and a crossover point of 1 kHz.
功率处理能力20额定功率,15欧姆和1千赫的交叉点音圈阻抗。
37. Khz (kilohertz)
千赫兹|千次每秒
38. Indonesia: any of the regional Radio Republik Indonesia stations, especially Jambi in Sumatra on 4925 kHz, Palangkaraya in Borneo on 3325 kHz, Palu in Sulawesi varying 3945-3960 kHz.
印度尼西亚:一些印度尼西亚共和国电台的区域广播,特别是苏门答腊的占碑用4925千赫的广播,婆罗洲的帕朗卡拉亚用3325千赫的广播,苏拉威西的帕卢用3945到3960千赫的频率变换广播。
39. A twisted pair has a bandwidth of up to 250 kHz for analog signals.
双扭线对于模拟信号可有高达250赫兹的带宽。
40. Operation with magnetic input signal frequency from 20 Hz to 30 kHz
可在磁性输入信号频率为20 Hz到30 kHz的条件下工作
41. The inputs can be PWMed for current or speed control at frequencies up to 250 kHz.
可将输入脉宽调制(PWM)为频率达250千赫的电流或速度控制。
42. KHz repetition rate controllable microchip laser
可控制变频率微片激光器
43. Each emitting diode is punctual to emit the infrared light signal in turn from the right diode to the left one which has a modulated frequency of 40 kHz.
各发射管自右至左分时依次发射调制频率为40 kHz的红外光信号;
44. IEEE C95.1-1991, “Safety level with respect to human exposure to radio frequency electromagnetic fields, 3 kHz to 300 GHz ”, The Institute of Electrical and Electronic Engineers Inc., New York, 1991.
吴宗霖、郑博仁、郭志文,行动电话及基地台电磁波对人体健康之影响程度评估及其防范措施(一),交通部电信总局委讬研究计划,2001。
45. Commercial AM stations operate in the frequency range of 535 to 1605 kHz.
商业调幅电台的运作频率范围为535千赫(khz)到1605千赫。
46. Its common mode rejection ratio(CMRR) was 65 dB at 100 kHz.
在100kHz时,该系统仍具有65dB的共模抑制比。
47. Below 155 kHz: Signals below 155 kHz don't propagate very well via the ionosphere;
在155千赫以下:信号在155千赫以下不繁殖很好通过电离层;
48. Frequency-modulation Phase Noise: -90 dBc/Hz (When shift 100 KHz from Carrier frequency) The performances are satisfactory to the user.
在偏离载频100kHz处的调频相位噪声<-90dBc/Hz,该振荡器性能已满足使用单位的要求。
49. The maximum average power is 444 mW with an efficiency of 0.05% at the pulse repetition frequency of 18.2 KHz.
在重复率18.2千周时最大平均功率444毫瓦,效率0.05%。
50. Based on the measurement definition of four terminal-pair impedance,a transfer measurement system for the frequency characteristic of four terminal-pair solid-dielectric capacitor was developed from 10 kHz to 1 MHz.
基于四端对阻抗的测量定义,开发了四端对固体介质电容器频率响应的传递测量系统,频率为10 kHz~1 MHz.
51. , Baseline Profile up to Level 1.3 with AAC-LC up to 160 Kbps, 48 Khz, stereo audio in .m4v, .mp4 and .mov file formats;
基准简介高达1.3级的AAC格式,立法会高达160 Kbps , 48千赫兹,立体声音频的。m4v , 。的MP4和。mov文件格式;
52. If you don't change the default format, output will be in the 8-bit, 22 kHz format regardless of the format of the input.
声卡是从主缓冲区取数据播放,当然主缓冲的设置是什么,声卡就播放什么了。
53. Acoustics-Characteristics and measurements of ultrasonic piezoelectric transducers up to 100 kHz
声学100kHz以下超声压电换能器的特性和测量
54. The SQF/PI composites show an excellent dielectric property,(stable)(dielectric) constant and dissipation factor in the broad frequency range from 1?kHz to 18?GHz.
复合材料具有优异的介电性能,在1 kHz~18 GHz宽频范围内具有稳定的介电常数和介电损耗。
55. All of them have been operation at 300 kHz, bus voltage of 400 V, output power of 120 W, output voltage of 16 V.
它们都工作在300千赫兹,直流母线电压400伏特,输出功率120瓦特,输出电压16伏特。
56. It provides continuous coverage from 10 kHz to 30 MHz with the received frequency displayed on a digital readout to the closest 100 Hz.
它用在一个数传数据解析上被显示至最靠近100个赫兹的被一般承认的频率提供来自10仟赫的连续的报导给30个百万赫兹。
57. Trevorrow M., 1997, Detection of migratory salmon in the fraser River using 100 kHz sidescan sonars, Canadian Journal of Fisheries and Aquatic Sciences, vol.54, p.1619-1629.
宋国士,2002,八里海放管海床地形暨水下摄影调查季报告书,台北市卫生下水道工程处,中华工程顾问公司。
58. Our results of the SAWF ares insertion loss about 8 dB, centre frequency error less than 60 kHz and Q value more than 590.
实验结果,主要技术性能指标达到插入损耗约8 dB,中心频率偏差小于60kHz,Q值则超过590.
59. A Q-switched laser output showing a 9 ns pulse duration, a 19 mW maximum average power output and a 10 kHz repetition rate has been demonstrated.
已实现了脉宽9ns、最大平均输出功率达19mW、频率为10kHz的调Q激光。
60. Antennas for military applications between 10 kHz and 18 GHz
应用至10千赫和18吉赫的军事天线
61. approaches the d. c. supply voltage, this SCR has optimum performance within the frequency range from 400 Hz to 10 kHz.
当所需要的交流负载电压(有效值)与直流电源电压相近时,在400赫到10仟赫的频段范围内,这种恒压正弦波可控硅逆变器的特性最好
62. The sensitivity is -80 dBm and the selectivity is 100 kHz when the operation frequency is 868 MHz and the data rate is 50 kbps.
当频率为868 MHz、数据率为50 kbps时的灵敏度为-80 dBm,选择度为100 kHz,版图总面积为0.28 mm2。
63. Description: The HP Agilent 8712ET is a used 300 kHz to 1.3 GHz, Network Analyzer.
惠普安捷伦8712et是一个使用300千赫至1.3千兆赫,网络分析仪。
64. I know this is confusing: let's assume we wish to tilt up the response starting at 1 kHz and wish to have 14 dB of boost.
我知道这些东西很迷惑人:假设我们准备在1KHz提升频响14dB。
65. Perhaps the most interesting frequency here is 518 kHz, used for transmission of maritime safety and navigation information via FSK.
或许最有趣的频率这里是518千赫,被使用为海安全和航海信息传输通过FSK。
66. class-D are utilizing the fact, that PWM frequencies of several 100 kHz are neither perceptible nor transmitted by usual speakers.
所谓的无滤波器D类是利用事实,数百米的PWM千赫频率既不明显也不是通常的发言传播。
67. A simple and practical measuring method for vibrating amplitudes of CD ROM vibrating with a frequency of 1.5 kHz and CD cracks is proposed.
提出一种可测量振动频率 1.5kHz光驱振幅及光盘裂纹的简单实用方法。
68. These new type Digital PLC use SSB, QAM or TCM modulation technology and occupy the bandwidth between several kHz to dozens of kHz with the transmission speed less than 100kbps.
新型数字载波机使用的调制技术有SSB,QAM和TCM等,占用带宽为几kHz到几十kHz,数据传输率最高不超过100kbps。
69. Method: The latencies of ABR wave V were recorded respectively on sixteen normal hearing adults using 1, 2 and 4 kHz tone bursts in three types of stimuli at different intensities.
方法 :16例听力正常成年人分别接受 3种不同条件短纯音诱发的ABR测试 ,记录各自在 1、2、4kHz不同声强下的ABR波V潜伏期。
70. Methods ASSR thresholds at 0.5 kHz,1 kHz,2 kHz,4 kHz and Wave V thresholdof ABR in different ears were analyzed in 68 subjects with sensorineural hearing loss.
方法68例临床诊断为感音神经性耳聋患者分别行0.5kHz,1kHz,2kHz,4kHzASSR测试及ABR测试,进行不同耳别、不同测试频率ASSR阈值与不同耳别ABRV波反应阈之间的相关分析。
71. Methods An electrical impedance tomography system working at (1~190) kHz was developed. The measuring precision is better than 0.04% and the imaging speed is faster than 1.25 frames/s.
方法实现了可工作于(1~190)kHz、测量精度优于0.04%、成像速度可达1.25帧/s以上的电阻抗断层成像系统。
72. Methods 32 senior adults with normal hearing were tested with ASSR and puretone audiometry at 0.5 kHz, 1 kHz, 2 kHz and 4 kHz. The coherence and correlation were compared between the twomeasures by t test and correlated modulus t test.
方法给32例正常中老年人分别行0.5kHz、1kHz、2kHz、4kHzASSR与电测听测试,比较ASSR测试值与纯音听阈的一致性(t检验)与相关性(相关系数的t检验)。
73. The measured phase noise of the CMU is -90.9 dBc/Hz at 10 kHz offset, and the root-mean-squared jitter is 10 ps.
时钟倍频单元输出的2.5 GHz时钟相位噪声在10kHz频偏处为-90.9 dBc/Hz,均方抖动为10 ps。
74. Some even advertise that their frequency response goes up to 50 or 100 KHZ, which is a very stupid design decision.
有的厂家甚至宣扬其器材的频率响应高至50或100kHz,这是非常愚蠢的设计方案。
75. Investigation on the Characteristic of kHz All-Solid-State Laser for Airborne Lidar Ocean Survey
机载测深激光雷达千赫兹全固态激光器设计及特性研究
76. European FM band plans employ a 100 kHz transmitter channel spacing, much tighter than the 200 kHz spacing for North America.
欧洲FM带计划使用一个100千赫发射机频道间隔,紧比200千赫间距为北美洲。
77. Each BR utilizes TDMA technology to provide 4 logical channels in a 25 kHz carrier channel.
每个BR 运用TDMA 技术以25 千赫载体渠道提供4 条逻辑信道。
78. Results The good relationships in threshold can be found between 40 Hertz Auditory Event-related Potential (40 Hz AERP ) and Auditory steady-state responses(ASSR) of 40Hz in these subjects from 0.5-2 kHz (r=0.862).
比较组间DPOAEs阳性率,比较纯音听阈、40HzAERP、ABR及ASSR对听阈评估的作用。
79. a phase noise up to-104.09 dBc/Hz at 10 kHz offset,and an FM deviation of 22 Hz,with 30 mW of power dissipation.
测试结果显示,该结构在频率偏离10 kHz点,相位噪声达到-104.09 dBc/Hz; 在锁定状态,频率偏移为22Hz,功耗为30 mW。
80. Echolocation calls are usually ultrasonic ranging in frequency from 20 to 200 kilohertz (kHz), whereas human hearing normally tops out at around 20 kHz.
用于回声定位的叫声一般是20-200千赫之间的超声波,而人所能听到的最高频率在20千赫左右。