搜索资源列表
kdfd
- 宽频放大器,有以下功能: 预置增益,增益加/减,显示输出电压有效值,自动增益 显示有效值. 增益输入及加减 自动增益没有实现-Wideband amplifier has the following functions: Preset gain, gain plus/minus, the display output voltage RMS, automatic gain display rms. AGC gain input and subtraction is n
hhh
- 此报告讲述了怎样设计设计数字式工频有效值多用表,以及方案论证及实践。-This report describes how to design the design frequency RMS digital multimeter, and the program demonstration and practice.
levelmeter
- Widget which displays a vertical audio level meter, indicating the RMS and peak levels of the window of audio samples most recently analysed by the Engine Source Code for Linux.
fftSpectrumanalysis
- 1.用Matlab产生正弦波,矩形波,以及白噪声信号,并显示各自时域波形图 2.进行FFT变换,显示各自频谱图,其中采样率,频率、数据长度自选 3.做出上述三种信号的均方根图谱,功率图谱,以及对数均方根图谱 4.用IFFT傅立叶反变换恢复信号,并显示恢复的正弦信号时域波形图- 1. Using Matlab generated sine wave, square wave, and the white noise signal, and displays the respe
Convert
- Convert your RMS.Db file in binary.Add this 4 class in your game and add this text into your .mf file text"Midlet 2: hack,,hack". You have now 2 midlet in 1 file..Enjoy
RMS
- 一个用vc++编写的数据库的程序,便于新手进行学习和使用。-A database with vc++ written procedures, to facilitate the novice to learn and use.
AD637_www.ic37.com
- 真有效值转换 应用指南 第2版作者:Charles Kitchin、 Lew Counts-FEATURES High Accuracy 0.02 Max Nonlinearity, 0 V to 2 V RMS Input 0.10 Additional Error to Crest Factor of 3 Wide Bandwidth 8 MHz at 2 V RMS Input 600 kHz at 100 mV RMS Computes: Tr
caculate_variance
- Verilog语言求解均方根的近似方法,用MATLAB仿真实现,思想可移植到FPGA中-Verilog language rms approximate solving method, using MATLAB simulation, ideas can be transplanted into the FPGA
AC-MILLIVOLTMETER
- 本设计是基于AD637集成芯片的数字交流毫伏表电路设计。该毫伏表以真有效值转换集成芯片AD637为核心,以微控制器(MCU)为量程转换控制,并使用MCU内部十位A/D转换器为模数转换,通过LCD显示,并辅以必要的外围电路设计而成。数字交流毫伏表主要由MCU控制模块、程控放大器模块、真有效值转换模块、电压数字显示模块等组成,测量范围为0-10Vpp,并且能够根据实际交流电压输入完成相应的量程转换功能,同时使用LCD显示电压值。-This design is based on the integra
FFT
- 1.用Matlab产生正弦波,矩形波,以及白噪声信号,并显示各自时域波形图 2.进行FFT变换,显示各自频谱图,其中采样率,频率、数据长度自选 3.做出上述三种信号的均方根图谱,功率图谱,以及对数均方根图谱 4.用IFFT傅立叶反变换恢复信号,并显示恢复的正弦信号时域波形图-1. Produce sine wave, square wave, and the white noise signal with Matlab, and their time-domain waveform
measure-ac-voltage-by-stc12c5a60s2
- 用单片机测量交流电压,显示其电压瞬时值,采样周期时间,实际采样个数,交流电压有效值-MCU measure AC voltage, the voltage instantaneous value display, the sampling period of time, the actual number of samples, the AC voltage rms
first_measurement_rms_data
- how to calculate the rms delay spread in a power delay profile
AD-Converer
- AD转换,该程序为51单片机的c语言程序 ,编写了关于Ad转换的程序,并且已存在烧写程序。有实现ad有效值的程序-AD conversion, the program for 51 MCU c language program, prepared on Ad conversion process, and the existing programming procedures. There are procedures to achieve ad rms
rootmeansquare
- 利用单片机实现电压采集,有效值计算等功能-MCU voltage acquisition, RMS calculation
IEC_RMS_V0
- This simple module calculate the RMS value of an input signal (also measured)by using the deffined equation in the IEC norm
RMS-Operacions-save-j2me
- example of how to save the records of a j2me game contains the classes I have sample images
CV
- 一种匀速目标的滤波算法。绘制出了真实值、观测值、滤波值和预测值、以及x、y轴的滤波均方根误差。-A filtering algorithm targets uniform. Draw out the true value, observed value, the filter value and the predicted value, and the x, y-axis RMS error filtering.
rf-amplifier-design
- 本系统由前级宽带放大模块、增益控制模块、无源衰减模块、功率放大模块和直流稳压电源模块组成,具有0~60dB范围内手动连续调节、带宽为0.3M~100MHz的功能。在前级放大中,采用两片宽带低噪声放大芯片ADA4895级联对输入信号进行放大,然后由800MHz带宽的可变增益放大器AD8368进行放大倍数调节,最后通过低噪声电流反馈运放THS3001进行功率放大,从而达到1V有效值输出。在系统设计中,采用了合理的阻抗匹配,规范的高频线路布局和有效的散热设置,并且综合考虑了去耦、滤波,以及使用同轴电缆
RMScode
- 一个计算电流有效值RMS的DLL文件,其可以在PSIM电路中仿真用,方便用户定义与设计。-A DLL file for calculating the RMS current, which can be used in simulator PSIM, simplifying the design for users.
SD_power
- 本单相正弦波逆变电源的设计,以12V蓄电池作为输入,输出为36V、50Hz的标准正弦波交流电。该电源采用推挽升压和全桥逆变两级变换,在控制电路上,前级推挽升压电路采用SG3525芯片控制,闭环反馈;逆变部分采用驱动芯片IR2110进行全桥逆变,采用U3990F6完成SPWM的调制,后级输出采用电流互感器进行采样反馈,形成双重反馈环节,增加了电源的稳定性;在保护上,具有输出过载、短路保护、过流保护、空载保护等多重保护功能电路,增强了该电源的可靠性和安全性;输出交流电压通过AD637的真有效值转换后