查询词典 waveform synthesizer

Keyboard function set through waveform type,frequency,amplitude,duty cycle,and other parameters of a signal to the microprocessor 89C51 control,MAX038 generated by the various signals,In this process,four-channel signal through D/A converters have simulated voltage and current,It transported up through the analog signal amplification,it enters the frequency MAX038 coarse-IIN,fine-tuning FADJ end,the duty cycle control-DADJ. In its COSC port received a three relays and oscillation frequency capacitance as a choice.

通过键盘设定函数波形种类、频率、幅度、占空比等参数的一个信号进入单片机89C51控制，由MAX038产生各种波形信号，在此过程中信号通过四通道D/A转换器产生模拟电压和电流，它再通过运放将模拟的信号放大，它进入MAX038的频率粗调端IIN、微调端FADJ、占空比控制端DADJ、在它的COSC端口接一个继电器和三个振荡电容作为频率选择。

When 1053 nm 20 ns Nd:YLF laser was used as pump in a 3∶1 inverse expansion system are using attenuators to adjust input energy in the rang of 2 to 92 mJ, the rules of transmitted energy and waveform versus input energy are acquired, and compared with the results of focusing pump.

以波长1053nm、脉宽20 ns的Nd：YLF激光器为光源，采用3∶1的缩束系统，通过衰减片调整入射光能量在2mJ—92mJ变化，获得了透射光能量和功率波形随入射能量变化的规律，并与聚焦条件下的结果进行了比较。

This course is designed Lee AT89C51 microcontroller T0 and T1 count function of the timing function to complete 1S input signal waveform within the number of counted, count resulted in the adoption 74LS48 decoder, the last by four static digital tube display , which showed the result is the input signal frequency.

本次的课程设计是利AT89C51单片机T0的计数功能和T1的定时功能来完成1S内对输入的信号波形的个数进行计数，计数的结果通过74LS48译码器，最后由4位静态数码管显示出来，显示的结果就是输入信号的频率。

System software canreal-time observe leakage current waveform and static parameter with 8 channels and alldata can be stored for post observation and analysis.

系统软件可以实时观测泄漏电流波形和8 路静态参量，同时可以保存当前所有数据以供事后观测和分析。

Then, analyze and compare the dis/advantage of present technolgys, choose the waveform concatenation as the guideline, also intr...

在分析、比较了现有各种技术方案优缺点之后，采用波形拼接的方法作为本文的研究方法，并介绍了系统的流程图。

The Two Way Automatic Communication System is implemented by modulating the power voltage at preselected zero of the voltage waveform of the distribution network.

双向工频电力通信的基本原理是利用工频电压基波波形过零信息实现信号的调制和解调。

It is powered by a sawtooth electric waveform of 0-120V amplitude.

该装置是由一锯齿波发生器作为驱动电源，其幅度范围在0-120V之间。

Through the simulation waveform of that analysis, design of the DAC0832 chip interface circuit to achieve a frequency of 762.9 HZ sawtooth.

通过对仿真波形图分析证明，设计的DAC0832芯片接口电路能实现频率为762.9HZ的锯齿波。

Code waveform generator can produce square wave, sawtooth, triangle wave.

详细说明：波形发生器的代码，可以产生方波，锯齿波，三角波。

The state-space equation of time domain equivalent circuit is established. In the role of lighting waveform, transient process of transformer is simulated by the state-space block of MATLAB.

建立变压器绕组时域等值电路的状态方程，通过MATLAB软件中Simulink的状态方程模块进行仿真，给出变压器在雷电波作用下的暂态过程。

A carrier gas such as nitrogen is directed through line 20 and valve 22 to connect with line 26 and mix with the gas sample.

如氮气之类的载体通过管线20和阀22引入，与管线26相通，与气体样品混合。

But for the most part, knaves and parasites had the command of his fortune

然而支配他的家产的大多是恶棍和寄生虫。