- 21:08, 29 November 2015 (diff | hist) . . (+5,907) . . N Something related to piano key frequencies, z transforms, and truncation windows (Created page with "== Introduction == There are three parts in this slecture. The first part introduces piano key frequencies, which aim to help students to better understand the materials of h...") (current)
- 21:07, 29 November 2015 (diff | hist) . . (0) . . N File:Piano key frequencies.jpg (current)
- 20:39, 29 November 2015 (diff | hist) . . (+109) . . 2015 Fall ECE 438 Boutin