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- audio power measurement 音频功率测量
- A new method for power measurement of audio frequencies is introduced. 介绍了一种音频范围内功率测量的新方法。
- A correctly configured audio power amplifier will give more distortion in Class-AB, not less, because of the abrupt gain changes inherent in switching from A to B every cycle. 一个正确设定的音频功率放大器在AB等级将产生更大的失真;而不是更小;因为在每个周期从A到B转换中突变的增益改变了其固有的特性.
- This kind of Ics include AM/FM radio IC, single band AM radio, all kinds of Audio power amplifier and preamplifier, etc. designed for portable cassette players and radios. 音响系列电路包括单片调幅收音机电路、单片调频/调幅收音机电路、单片调幅收录机电路、各类音频功率放大及前置放大电路、马达稳速电路、调频立体声锁相环解码电路等,可广泛应用于便携式及盒式收录机。
- Design of the Power Measurement System Base on Single-Chip Microcomputer for EV Storage Batteries. 基于单片机的EV动力蓄电池组电量计量系统的设计。
- Optical potential mutual inductor is a new kind of senser used in electric power measurement system. 光电式电压互感器是一种用于电力测量系统的新型传感器。
- This method can be used to design reactive power measurement equipment for power computation and attemperment automatization in electric power system. 该方法可用于电力系统中电能计量、调度自动化等领域的无功功率测量装置的设计。
- To control stepping motors, the balance bridge power drive circuit is made up by TDA1521 integrated audio power amplifier, the pulse allotter is made up by the parallel ports of computer and latches. 双回转机构的步进电机控制电路由TDA1521音频集成功率放大器组成平衡桥式功率驱动电路,由计算机并行口经过锁存器构成脉冲分配器。
- This paper presents a numerical algorithm for power measurement in nonsinusoidal conditions and studies the application in Virtual Instrument. 介绍了一种可用于非正弦情况下功率测量的数字算法,并研究了在虚拟仪器中的应用。
- DNB power measurement system gets the value and distribution of power before injecting the particles to TOKAMAK, so that the DNB system can be easily controlled. 而DNB功率测量是在DNB向TOKAMAK注入粒子前获取中性束流的功率大小及其分布情况,以便施行有效的控制。
- Using single-chip RF transceiver,the wireless serial communication function based on USB interface is introduced in electrical power measurement and control system. 在电力系统测控仪中采用单片射频收发芯片,增加基于USB口的无线串行通信功能。
- Power measured by numbers of persons present or persons who can be used. 指实力,兵力或人数。
- Compensated Pure Class A Audio Power Amplifier 补偿式纯甲类声频功放
- Low Voltage Audio Power Amplifier 低电压音频放大器
- Powerful measures must be taken to implement creative education. 实施创造教育必须采取强有力的措施。
- Design of Hi-Fi Audio Power Amplifier 高保真音频功率放大器设计
- The hemispherical and the parallelepiped measurement surfaces are investigated as examples.Subsequently, their error models are established on the basis of the common model of sound power measurement. 以半球测量面和平行六面体测量面为例,应用通用模型建立了两种情况下的声功率误差分析模型。
- The king was shorn of his power by his nobles. 国王被手下的贵族们剥夺了权力。
- The paper educes the theoretical expressions of power measurement for turbocharged diesel engine under no external load, and designs the data management system based on visual computer language. 摘要推导了增压柴油机无负荷测功所用的理论公式,并根据该公式设计了无负荷测功系统,采用可视化编程语言设计了无负荷测功试验数据处理系统,用来对试验过程中的大量试验数据进行处理。
- In modern power measurement, the measurement of the pulse of radio power has been widely used as the transmitter power, the delicacy of microwave receiver, the plus of amplifier and so on. 在现代功率测量中,射频脉冲峰值功率的测量广泛应用于如发射机的发射功率、微波接收机的灵敏度、放大器的增益等测量方面。