Abdulah, M. Z., Ramadhan, F. A., Ramadhani, R. A., Purba, J. Z., Rahmadewi, R., & Laili, M. B. (2026). Design and Characteristic Analysis of Blackman Window-Based Fir Low-Pass Filter for Digital Speech Signal Processing. Barometer, 11(3), 25–32. https://doi.org/10.35261/barometer.v11i3.13235