Part 1 of this DI series explains the commonly used SDR IQ signal representation and negative frequencies with the complexity of Continue Reading ...

而图1中的对称0V至10V、1.5A实验室电源实现了一个额外的便捷功能：通过单个PWM输出进行计算机编程。oAaednc 图1：LM337、LM317和CD4053共同构成对称的0至+10V PWM编程电源。oAaednc 在图1的PWM DAC接口中，DPST开关U1a和U1b接受10kHz PWM 5V信号，在C2上为U2稳压器生成+1.25V至-8.75V ...

Data Sheet is a free, daily Fortune newsletter that decodes the day’s most pressing news about the business of technology. Each weekday, Fortune Brainstorm editorial director Andrew Nusca and ...

RT2518 1A、超低压差线性稳压器的典型应用，带可调稳压器使能。 RT2518 是一款高性能正电压稳压器，专为需要超低输入电压和超低压差电压（高达 1.2 安培）的应用而设计 欢迎加入EEWorld参考设计群，也许能碰到搞同一个设计的小伙伴，群聊设计经验和难点。 入群 ...

Supplemental information from current and past issues of the Journal of Accounting Research. Users downloading any of the files provided as part of our data and code sharing policy certify that they ...

Three phase power transformer secondaries that are set up in a delta configuration do not have an earthing or grounding point. By contrast, a wye configuration of windings would provide such a point, ...

April 29, 2017 PDF edition. Green Sheet, April 22, 2017 PDF edition. April 22, 2017 PDF edition. April 15, 2017 PDF edition. April 8, 2017 PDF edition. April 1, 2017 PDF edition. March 25, 2017 PDF ...

If you were forced to pare down your kitchen supplies to include only the bare minimum, sheet pans would make the cut. In my case, many sheet pans: I have nearly ten and pull one out almost every ...

这个项目使用 3D 打印外壳测量放射性，带有 OLED 显示屏和锂离子电池。 项目是在我买了一个现成的 Geiger 计数器套件之后开始的。 我的整个想法是把这个套件放在一个 3D 打印的外壳中，这样完整的盖革计数器套件就可以手持了。最终结果如下图所示： 盖革计数 ...

Data mining is the process of extracting potentially useful information from data sets. It uses a suite of methods to organise, examine and combine large data sets, including machine learning ...

Texas Attorney General Ken Paxton sued Allstate and its subsidiary, Arity, for unlawfully collecting, using, and selling data about the location and movement of Texans’ cell phones through ...

Data governance is a system to define who within an organization has authority and control over data assets, and how those data assets may be used. It encompasses the people, processes, and ...