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天线分析仪
- 实现多通道ADC采集,通过图形界面显示,通过操作DDS信号发生器实现扫频,将天线阻抗信息现实吧到屏幕(Multi-channel ADC acquisition, through the graphical interface display, through the operation of DDS signal generator to achieve frequency sweep, the antenna impedance information to the screen reali
AD9854programme
- 利用FPGA启动AD9854进行扫频,用于频率特性测试仪。并通过Wify模块发送数据(FPGA is used to start AD9854 for frequency sweep, and is used for frequency characteristic tester. And send data through the Wify module)
AD9910
- 单片机配置AD9910的程序 实现328.75M到331.25M线性扫频程序(The program of SCM configuring AD9910 to realize 328.75M to 331.25M linear frequency sweep program)
PSIM Buck
- PSIM的BUCK电路的闭环仿真。用来学习PSIM的扫频运用。很有意义(The closed loop simulation of PSIM's BUCK circuit. It is used to learn the frequency of PSIM. It's very meaningful.)
DDS v1.0
- 硬件平台:红牛stm32F103ZE开发板,DDS模块:AD9910 软件版本:Keil 4 固件库版本:v3.5 完成功能: (1)产生频率范围:1Hz - 400MHz 的正弦波(按键触发(F = 100KHz,Vpp:500mV):开发板上 WAKEUP 按键) (2)产生幅度范围:1mV - 650mV 的正弦波(初始化后:F = 100Hz,Vpp:100mV) (3)产生上下限频率、频率步进(单位:Hz)、步进时间间隔(单位:us;输入范围:1-2
DDS v2.0
- 硬件平台:红牛stm32F103ZE开发板,DDS模块:AD9910 软件版本:Keil 4 固件库版本:3.5 已完成功能: (1)产生频率范围:1Hz - 400MHz 的正弦波(按键触发:开发板上 WAKEUP 按键) (2)产生幅度范围:1mV - 650mV 的正弦波(初始化后为:500mV) (3)产生上下限频率、频率步进(单位:Hz)、步进时间间隔(单位:us;输入范围:1-262us)可调的扫频波(按键触发:开发板上 USER1 按键)
winnwt4_v4_11_09
- 简易信号源,简易频谱。可作宽带信号源、宽带扫频信号源、宽带简易频谱使用,配合噪音源可做跟踪源,可测量滤波器、天线等器件的参数。(Simple signal source, simple spectrum. It can be used as wideband signal source, wideband sweep signal source and broadband simple spectrum. It can be used as tracking source with noise
chrip
- matlab实现余弦扫频函数,并对其进行3D频谱提取和显示(Matlab to achieve cosine sweep function, and its 3D spectrum extraction and display)
TX_single signal
- 关于labview的USRP编写的扫频信号,观察其时域和频域波形(On the sweep signal written by USRP of labview, the waveforms in time domain and frequency domain are observed.)
0330MSP430_control_AD9959
- 利用MSP430控制AD9959,实现单频与扫频信号的输出功能。(Use MSp430 to control AD9959)
boss adf4351 noz
- ADF4351频谱仪设计程序,有扫频模式,基于STM32平台(ADF4351 spectrum analyzer design procedures)
常见干扰
- 对多音干扰、单音干扰、线性扫频干扰进行仿真(Multi-tone interference, single-tone interference and linear sweep interference are simulated)
adf4351-final1
- ADF4351程序,stm32f10x,可设置点频,扫频,时间间隔,步进(Adf4351 program, stm32f10xcan set point frequency, sweep frequency, time interval, step)
AD9851设计的DDS信号发生器原理图加PCB
- 6倍频,30M晶体,内部时钟180M,可生成方波正弦波,三角波三种扫频信号,频率到达几十M轻轻松松。
带微分器的积分反演
- 在积分反演法的基础上增加了微分器,实现了对扫频信号的位置跟踪。(On the basis of integral inversion method, a differentiator is added to realize the position tracking of swept frequency signal.)