运算放大器稳定时间的测量
The AN10 begins with a survey of methods for measuring op amp settling time. This commentary develops into circuits for measuring settling time to 0...
The AN10 begins with a survey of methods for measuring op amp settling time. This commentary develops into circuits for measuring settling time to 0...
在Multisim 10软件环境下,设计一种由运算放大器构成的精确可控矩形波信号发生器,结合系统电路原理图重点阐述了各参数指标的实现与测试方法。通过改变RC电路的电容充、放电路径和时间常数实现了占空比和频率的调节,通过多路开关投入不同数值的电容实现了频段的调节,通过电压取样和同相放大电路实现了输出电...
PhpDig is a search engine written in PHP that uses a MySQL database backend. It features indexing of both static and dynamic pages, spidering of almos...
基于STRUTS的网络调查应用,支持单选,多选,图形等多种样式问答。 Web based test / exam system, supports profiles, groups and categories. Questions with one or more correct answe...
Facilitating entry into drug treatment among injection drug users referred from a needle exchange program_ Results from a community-based behavioral i...