构建振荡器很难
文章探讨了构建一个能正常工作的振荡器所面临的挑战，尤其是在实际应用中确保其稳定可靠运行的难度。
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The author recounts a hands-on experience building a circuit where omitting a decoupling capacitor caused erratic behavior, leading to a practical understanding of its function in stabilizing voltage and filtering noise in electronic circuits.