https://blog.signal-forge.app/tags/dsp-stability/Recent content in DSP Stability on SignalForge Engineering NotesHugoen-usSun, 15 Mar 2026 00:00:00 +0000https://blog.signal-forge.app/posts/why-notch-filters-fail-in-real-systems/Sun, 15 Mar 2026 00:00:00 +0000https://blog.signal-forge.app/posts/why-notch-filters-fail-in-real-systems/Why theoretically correct notch filters often fail in real-world DSP systems and how engineering constraints change filter design.https://blog.signal-forge.app/posts/fir-vs-iir-stability-in-embedded-dsp-systems/Mon, 23 Feb 2026 00:00:00 +0000https://blog.signal-forge.app/posts/fir-vs-iir-stability-in-embedded-dsp-systems/A practical engineering comparison of FIR and IIR filter stability in embedded DSP systems, explaining numerical behavior, robustness, and real-world deployment tradeoffs.https://blog.signal-forge.app/posts/high-q-iir-notch-filter-instability-and-fix/Sun, 15 Feb 2026 00:00:00 +0000https://blog.signal-forge.app/posts/high-q-iir-notch-filter-instability-and-fix/High-Q IIR notch filters often become numerically unstable in real-world DSP systems. This article explains why instability happens and how deterministic coefficient synthesis prevents it.