Dalam suatu sistem perekaman suara, dilakukan perekaman suara secara digital dalam suatu area yang berisik dengan frekuensi cuplik 8 kHz. Dianggap bahwa rekaman suara yang dihasilkan mengandung informasi mulai dari hingga 1800 Hz, sehingga kita bisa merancang sebuah tapis lolos-rendah (low-pass) yang akan menahan derau antara 1800 Hz hingga batasan Nyquist, 4000 Hz (separo dari [...]
Continue reading about Pemisahan Derau dan Suara - Speech Noise Reduction
What is a Filter?
Any medium through which the music signal passes, whatever its form, can be regarded as a filter. However, we do not usually think of something as a filter unless it can modify the sound in some way. For example, speaker wire is not considered a filter, but the speaker is (unfortunately). The [...]
Continue reading about What is a Filter? And why learn about it?
Komentar Baru