We always enjoy watching [Kerry Wong] put an oscilloscope through its paces. His recent video is looking at a very inexpensive FNIRSI 1014D ‘scope that you can also find rebranded. You can ...

为了实现准确的信号测量，示波器必须通过探头连接到被测电子电路。探头发挥着重要作用，能够确保到达示波器的信号无杂质、不失真，且尽可能接近电路中流通的原始信号··· 人们常有这样的误解，以为测量准确性只取决于仪器的规格，例如屏幕上显示 ...

关注公众号：工程师看海 示波器因为有探头的存在而扩展了示波器的应用范围，使得示波器可以在线测试和分析被测电子电路，如下图： 探头的选择和使用需要考虑如下两个方面： 其一：因为探头有负载效应，探头会直接影响被测信号和被测电路 ...

Would you like to have a small digital oscilloscope? Do you have a spare BlackPill (STM32F401) board and a TFT display laying around? [tvvlad1234] presents us with a simple and educational digital ...

持续测量 AC-DC 和 DC-DC 转换器的性能可能是一项极具挑战性的任务。随着设计师努力从硅基电源转换器过渡到碳化硅 (SiC) 和氮化镓 (GaN) 等宽禁带 ...

{T}\) Frequency is measured in Hertz, Hz. Period is measured using the 'timebase' (seconds per division) from the oscilloscope controls. For example, to determine the frequency of the trace shown ...

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Roula Khalaf, Editor of the FT, selects her favourite stories in this weekly newsletter. The NHS in England will receive £1.5bn next year to deliver 2mn extra appointments in the Budget, although ...