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Snr

May 08, 20267 min read

Nyquist is not Shannon: why more samples does not mean more information

Digital engineers are trained to treat “more” as a default win: higher clock rates, wider bandwidths, deeper bit depths. Applied to analog-to-digital conversion, the …

Apr 16, 20266 min read

SNR: the number that decides whether a signal survives

Every communication system starts with the same goal: move a signal from one place to another and recover its meaning at the far end. In practice the signal passes through copper, …