Physical Layer (Layer 1) — The Roads & Signals of Networking
A friendly, simple-but-technical look at the Physical Layer: what it does, its history, media, transmission types, and why it still matters.
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@ayushmangarg
👨💻 MERN Stack Developer | 💻 Python | 🌐 Open Source | 📝 Blogs/ ✍️Threads |🎓MPS'21 | 👨🎓 MAIT'25
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