In this web content, the author discusses signal reflections, a phenomenon that interferes with electronic circuit design. Signal reflections occur when a source with high current capacity drives a low-power load over a long wire run, causing echoes of previously-transmitted signals. The author conducts experiments using coaxial cable and oscilloscopes to demonstrate this phenomenon. The author emphasizes the importance of understanding signal reflections in ultra-high-speed digital electronics. The content also mentions impedance matching and offers remedies for minimizing reflections in PCB design. The author provides clear explanations and avoids common misconceptions found in other resources. The content is informative and valuable for understanding signal reflections in circuit design.
https://lcamtuf.substack.com/p/signal-reflections-in-electronic