lock-in
共 4 篇文章
lock-in 相关的电子技术资料，包括技术文档、应用笔记、电路设计、代码示例等，共 4 篇文章，持续更新中。
Use Dspic30F4011 for design a lock-in Amplifier-Vietnamese
Use Dspic30F4011 for design a lock-in Amplifier-Vietnamese
Open Source for the Enterprise Open source software is changing the world of Information Technolo
Open Source for the Enterprise
Open source software is changing the world of Information Technology. But making it work for your company is far more complicated than simply installing a copy of Lin
The file is about lock-in amplifier and how it can apply to the use of our daily life
The file is about lock-in amplifier and how it can apply to the use of our daily life
基于开关电容技术的锁定放大器设计
锁定放大是微弱信号检测的重要手段。基于相关检测理论，利用开关电容的开关实现锁定放大器中乘法器的功能，提出开关电容和积分器相结合以实现相关检测的方法，并设计出一种锁定放大器。该锁定放大器将微弱信号转化为与之相关的方波，通过后续电路得到正比于被测信号的直流电平，为后续采集处理提供方便。测量数据表明锁定放大器前级可将10-6 A的电流转换为10-1 V的电压，后级通过带通滤波器级联可将信号放大1×105