Search results for "440" - Rhea

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• List of Course Wikis
  **[[2009 Fall Real Analysis MA440 Min Chen|MA 440 Fall 2009 Prof. Chen]]
  13 KB (1,570 words) - 12:53, 7 August 2018
• Digital signal processing practice problems list
  **[[Practice sampling pure frequencies A ECE438F1|Playing an A 440 with MATLAB]]
  6 KB (801 words) - 21:04, 19 April 2015
• DTFT of a sampled cosine Yijun ECE438 slecture
  the cosine signal is <math>x(t)=cos(2\pi 440 t)</math>. Since <math>\frac{2\pi 440}{1000}</math> is between <math>-\pi </math> and <math>\pi</math>, so for <m
  4 KB (598 words) - 19:05, 16 March 2015
• Something related to piano key frequencies, z transforms, and truncation windows
  ...ncy of the nth key is calculated from the equation: f(n) = 2^((n-49)/12) * 440 Hz (a’ = A4 = A440 is the 49th key on the idealized piano)
  6 KB (1,002 words) - 21:08, 29 November 2015
• BRITA Filter
  F_c is initialized at 440 Hz, but it is mapped to the horizontal position of the mouse in the window.
  6 KB (1,048 words) - 15:58, 24 April 2017
• BritaFilter Code
  centerFreq = 440; case 'h': pitch = 440; break;
  8 KB (849 words) - 15:52, 24 April 2017
• MATLAB Sound GUI
  ...to adjust the amplitude and frequency of the signal. The GUI defaults to a 440 Hz signal of 1 second direction with an amplitude of 10 when the GUI opens.
  1 KB (226 words) - 10:40, 20 April 2018
• Moving between the Time Domain and Frequency Domain
  <math> \phantom{aaaa} = \cos \left (2 \pi 440(t - 7) \right ) </math> <math> \phantom{aaa} = \frac{1}{2} \int_{-\infty}^{\infty} e^{j 2 \pi 440 (t - 7)} d \omega
  5 KB (865 words) - 15:23, 2 December 2018
• Matlab program to play Star Spangled Banner
  A5 = sin(2*pi*440*t1);<br /> A54 = sin(2*pi*440*t4);<br />
  3 KB (603 words) - 23:55, 2 December 2018
• Filtering Sound with Adobe Audition
  ...en up the file ''Dirty_A440.wav''. This file contains a computer generated 440 Hz signal, recorded in a noisy room. ...his, notice that the loudest (tallest) peak lies just after 400 Hz (around 440).
  6 KB (1,077 words) - 19:29, 7 April 2019
• 2019 Spring ECE 301 Boutin 21 Savage in MATLAB Jeff Rodrigues
  ...and A. The frequencies of these notes in Hz are 329.63, 369.99, 415.3, and 440, respectively. These frequencies are designated in MATLAB along with a time A = 440;
  2 KB (357 words) - 13:38, 26 April 2019