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发射部分采用锁相环式频率合成器技术
- 发射部分采用锁相环式频率合成器技术， MC145152和MC12022芯片组成锁相环，将载波频率精确锁定在35MHz，输出载波的稳定度达到4×10-5，准确度达到3×10-5，由变容二极管V149和集成压控振荡器芯片MC1648实现对载波的调频调制；末级功放选用三极管2SC1970，使其工作在丙类放大状态，提高了放大器的效率，输出功率达到设计要求。,Part of the launch phase-locked loop frequency synthesizer using technolog
sr830
- SR830锁相放大器驱动程序，labview环境-SR830 Lock-in amplifier driver，SR830 Lock-in amplifier driver，SR830 Lock-in amplifier driver
LIA
- Lock-in amplifier in Labview
sr830
- 锁相放大器源码，包括aux output.vi, receive message.vi,send message.vi,sr830.vi-source code of lock-in amplifier，includes the aux output.vi, receive message.vi,send message.vi,sr830.vi
Lock-in-amplifier
- 锁相放大器 微弱信号检测 一些简单的介绍 理论和应用 -Lock-in amplifier
DPLL_REASERCH
- 本课题研制了一种宽频带的数字锁相放大器，可以完成自动增益和相位 可调整，最长积分时间为100s，适合于频率从10Hz到10kHz，幅值从100nV 到10mV的微弱正弦信号检测。测量结果表明，当采样点数N大于8192时， -This project developed a wideband digital lock-in amplifier, can be completed automatically adjustable gain and phase, the longes
reflectivitymeasuring
- 项目软件，对光学样片折射率进行测量。软件实现对旋转台的控制、锁相放大器的采集-Project software, Samples refractive index of the optical measurement. Software to achieve control of the rotary table, the acquisition of the lock-in amplifier, etc.
SR830
- 斯坦福大学的高性能锁相放大器串口通讯源码，用于实时读取锁相放大器的振幅，相位和频率。对于SR830的使用者的二次开发提供了非常好的开发模板。-Stanford University' s high-performance lock-in amplifier serial communications source for real-time reading lock-in amplifier amplitude, phase, and frequency. For the secondar
ads1118
- msp430驱动ads1118的锁定放大器程序，通过lcd12864显示-Msp430 driver ads1118 lock-in amplifier applications, through lcd12864 display
锁相放大
- 锁相放大器是一种对交变信号进行相敏检波的放大器(The lock-in amplifier is a phase sensitive detection amplifier for alternating signal)