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示波器在时域内捕获和显示信号，而频谱分析仪在频域内捕获和显示信号。有时，示波器会内置频谱分析仪功能，方便在时域和频域内分析信号。
An oscilloscope uses a probe to connect to a test point in a circuit and amplify or attenuate the voltage at that point. The subsequent signal path depends on the oscilloscope, but in general, analog circuits condition the signal and analog-to-digital converters digitize it for further evaluation, processing, and analysis. ,
View Full Version串联两个直流电源需要将第一个电源的正极连接到第二个电源的负极， 形成“菊花链”连接，串联电压为两个电源的电压之和。 串联两个直流电源的步骤如下： 请注意，负载的电压应当等于或高于两个电源的电压之和，以防损坏负载或电源。 此外，负载的额定...
View Full Version台式直流电源是安装到工程师工作台上使用的电源。 它通常具有清晰可辨的大显示屏和用户界面，以便工程师通过前面板轻松实现对电源的全方位控制。 用户还可以通过软件来控制现代台式电源。 此外，工程师还可以从正面轻松访问输出端子。 可变台式电源是一款便利的电...
View Full VersionReal-time spectrum analyzers can collect data in the time domain and then convert it to the frequency domain using the Fast Fourier Transform (FFT). Real-time spectrum analyzers can quickly capture transient and fast signals. ,
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