From guest blogger Gina Bonini: Over the last two posts I’ve reviewed two key components of scope FFTs: windowing factors and aliasing. In this final installment I’ll take a look at a ...
Figure 4. A snapshot, in time, of two complex numbers whose exponents, and thus their phase angles, change with time. The notion of negative frequency is often troubling to engineers who've spent so ...
Modern oscilloscopes capture, view, measure, and analyze complex RF signals in the time, frequency, and modulation domains. Time-domain analysis, the original oscilloscope function, allows users to ...
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