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- field frequency square wave response 场频方波响应
- field frequency square wave 场频方波
- This paper investigated the characteristics of 70 W MHL operating with DC, Low frequency square wave (LFSW) and magnetic ballasts, and the results may assist the matching of HID lamps and ballasts. 本文比较研究了直流电子镇流器、低频方波镇流器和电感镇流器燃点70 W小功率金卤灯过程中对灯特性的影响,为镇流器和金卤灯的匹配提供依据。
- A Low Frequency Square Wave HID Electronic Ballast with Digital Control 一种数字控制的低频方波HID灯用电子镇流器
- Treatment of chronic waist pain by low frequency square wave combined with exercise 低频方波配合运动疗法治疗慢性腰痛的临床报告
- Janos Melis,Oscar Vila-Masot,”Low frequency square wave electronic ballast for gas discharge lamps”,United states patent No.5428268,date of patent:June,27.1995 林国庆,陈为,陈和平.;新型恒功率输出开关变换器控制策略的研究[J]
- Excellent staable are from Ac square wave, avoid high frequency hazard. 交流方波自稳弧性能优异,免除高频危害。
- low frequency square wave 低频方波
- Adjustable square wave generator, square wave to control the amplitude, frequency, duty cycle. 可调方波发生器,可以控制方波的幅值,频率,占空比。
- Miniature passive hydrogen maser is developed at Shanghai Observatory which employs compact cavity design and square wave frequency modulation. 介绍了上海天文台被动型小氢钟的设计和研制,给出了初步的测试结果。
- Passing the square wave through a narrow bandpass filter centered on the square wave's fundamental frequency removes most of the harmonics. 通过一个中心位于方波基频的窄带带通滤波器,方波可以去除绝大多数谐波。
- By means of Fourier integral for analysis of plus mag netic field frequency spectrum.It provides relation of magnetic field with maxim um frequency. 利用付立叶积分对脉冲磁场进行频谱分析,讨论了脉冲磁场大小随所选择频率上限之间的关系.
- Square waves, like sine waves, are periodic. 方波如正弦波一样是周期性的。
- In soft-photon approximation, the average excitation energy only appears in the first and second order terms of field frequency. 在软光子近似下,平均激发能仅出现在光场频率的一阶和二阶项上。
- Increases in magnetic field frequency decreases the capability of the dis-type MR fluid damper to reduce rotor vibration. 随着磁场频率的增大,盘型磁流变流体阻尼器抑制转子振动的能力减小。
- The concept of square wave and EFT drive unit are introduced in this paper. 本文介绍方波信号发生器及场效应管驱动器的原理与设计。
- When the square wave signal pass the LPF,we can get the sine signal. 经过分析可知,检测过程中的低通滤波器对检测的精度和速度有重要影响。
- Results show that the magnetic field frequency has significant effect on the dynamic performance of the disk-type MR fluid damper. 结果发现,磁场的频率对盘型磁流变流体阻尼器的动力特性有着显著的影响。
- Introduce the principle of MOSFET AC square wave inverter power source. 介绍了MOSFET交流方波逆变电源的工作原理。
- Because characteristic of electron gun job is restricted, scanning frequency included line frequency and field frequency two concepts. 由于电子枪工作特点限制,扫描频率包括了行频与场频两个概念。