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%HW 1 ECE 301<br> | %HW 1 ECE 301<br> | ||
| − | %Jeff Gaines | + | %Jeff Gaines<br> |
| − | %REGULAR SPEED | + | %REGULAR SPEED<br> |
| − | %bpm = 112 = 1.867 bps | + | %bpm = 112 = 1.867 bps<br> |
| − | delta = 0.00005; | + | delta = 0.00005;<br> |
| − | half = [0:delta:0.933]; | + | half = [0:delta:0.933];<br> |
| + | dottedquarter = [0:delta:0.7];<br> | ||
| + | quarter = [0:delta:0.4666];<br> | ||
| + | eighth = [0:delta:0.2333];<br> | ||
| − | dottedquarter = | + | %Notes used<br> |
| + | quarter_g = sin(2*pi*(2^(-1/6)*440)*quarter);<br> | ||
| + | quarter_bf = sin(2*pi*(2^(1/12)*440)*quarter);<br> | ||
| + | dottedquarter_c = sin(2*pi*(2^(1/4)*440)*dottedquarter);<br> | ||
| + | eighth_df = sin(2*pi*(2^(1/3)*440)*eighth);<br> | ||
| + | half_c = sin(2*pi*(2^(1/4)*440)*half);<br> | ||
| + | half_g = sin(2*pi*(2^(-1/6)*440)*half);<br> | ||
| − | quarter = [ | + | %Note sequence (I made the last note a half G instead of quarter G since it<br> |
| + | %sounds more like the song)<br> | ||
| + | melody = [quarter_g, quarter_bf, dottedquarter_c, quarter_g, quarter_bf, eighth_df, half_c, quarter_g, quarter_bf, dottedquarter_c, quarter_bf, half_g];<br> | ||
| + | sound(melody, 1/delta)<br> | ||
| + | wavwrite(melody, 1/delta, 32, 'regular.wav');<br> | ||
| + | pause(8)<br> | ||
| − | eighth = [0:delta:0. | + | %FAST SPEED<br> |
| + | delta = 0.00005;<br> | ||
| + | half = [0:delta:0.4665];<br> | ||
| + | dottedquarter = [0:delta:0.35];<br> | ||
| + | quarter = [0:delta:0.233];<br> | ||
| + | eighth = [0:delta:0.116];<br> | ||
| + | %Notes used<br> | ||
| + | quarter_g = sin(2*pi*(2^(-1/6)*440)*quarter);<br> | ||
| + | quarter_bf = sin(2*pi*(2^(1/12)*440)*quarter);<br> | ||
| + | dottedquarter_c = sin(2*pi*(2^(1/4)*440)*dottedquarter);<br> | ||
| + | eighth_df = sin(2*pi*(2^(1/3)*440)*eighth);<br> | ||
| + | half_c = sin(2*pi*(2^(1/4)*440)*half);<br> | ||
| + | half_g = sin(2*pi*(2^(-1/6)*440)*half);<br> | ||
| − | % | + | %Note sequence<br> |
| + | fast_melody = [quarter_g, quarter_bf, dottedquarter_c, quarter_g, quarter_bf, eighth_df, half_c, quarter_g, quarter_bf, dottedquarter_c, quarter_bf, half_g];<br> | ||
| + | sound(fast_melody, 1/delta)<br> | ||
| + | wavwrite(fast_melody, 1/delta, 32, 'fast.wav');<br> | ||
| + | pause(5)<br> | ||
| − | + | %HIGHER PITCH<br> | |
| + | delta = 0.00005;<br> | ||
| + | half = [0:delta:0.933];<br> | ||
| + | dottedquarter = [0:delta:0.7];<br> | ||
| + | quarter = [0:delta:0.4666];<br> | ||
| + | eighth = [0:delta:0.2333];<br> | ||
| − | + | %Notes used<br> | |
| + | quarter_g = sin(4*pi*(2^(-1/6)*440)*quarter);<br> | ||
| + | quarter_bf = sin(4*pi*(2^(1/12)*440)*quarter);<br> | ||
| + | dottedquarter_c = sin(4*pi*(2^(1/4)*440)*dottedquarter);<br> | ||
| + | eighth_df = sin(4*pi*(2^(1/3)*440)*eighth);<br> | ||
| + | half_c = sin(4*pi*(2^(1/4)*440)*half);<br> | ||
| + | half_g = sin(4*pi*(2^(-1/6)*440)*half);<br> | ||
| − | + | %Note sequence<br> | |
| + | high_melody = [quarter_g, quarter_bf, dottedquarter_c, quarter_g, quarter_bf, eighth_df, half_c, quarter_g, quarter_bf, dottedquarter_c, quarter_bf, half_g];<br> | ||
| + | sound(high_melody, 1/delta)<br> | ||
| + | wavwrite(high_melody, 1/delta, 32, 'higher.wav');<br> | ||
| + | pause(8)<br> | ||
| − | + | %PART 2<br> | |
| + | [beatles, fs, bits] = wavread('Beatles.wav');<br> | ||
| + | sound(beatles, fs, bits)<br> | ||
| + | pause(30)<br> | ||
| + | %"number 9" over and over<br> | ||
| + | reverse = flipud(beatles);<br> | ||
| + | sound(reverse, fs, bits)<br> | ||
| + | wavwrite(reverse, fs, 32, 'reverse.wav');<br> | ||
| + | pause(30)<br> | ||
| + | %sounds to me like "let me on the money", but I've read in the past people<br> | ||
| + | %think it says "turn me on dead man"<br> | ||
| − | + | [[Media:regular.wav]]<br> | |
| − | + | [[Media:fast.wav]]<br> | |
| − | + | [[Media:higher.wav]]<br> | |
| − | + | [[Media:reverse.wav]]<br> | |
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| − | [[Media:regular.wav]] | + | |
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| − | [[Media:fast.wav]] | + | |
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| − | [[Media:higher.wav]] | + | |
| − | + | ||
| − | [[Media:reverse.wav]] | + | |
Revision as of 16:07, 11 January 2011
%HW 1 ECE 301
%Jeff Gaines
%REGULAR SPEED
%bpm = 112 = 1.867 bps
delta = 0.00005;
half = [0:delta:0.933];
dottedquarter = [0:delta:0.7];
quarter = [0:delta:0.4666];
eighth = [0:delta:0.2333];
%Notes used
quarter_g = sin(2*pi*(2^(-1/6)*440)*quarter);
quarter_bf = sin(2*pi*(2^(1/12)*440)*quarter);
dottedquarter_c = sin(2*pi*(2^(1/4)*440)*dottedquarter);
eighth_df = sin(2*pi*(2^(1/3)*440)*eighth);
half_c = sin(2*pi*(2^(1/4)*440)*half);
half_g = sin(2*pi*(2^(-1/6)*440)*half);
%Note sequence (I made the last note a half G instead of quarter G since it
%sounds more like the song)
melody = [quarter_g, quarter_bf, dottedquarter_c, quarter_g, quarter_bf, eighth_df, half_c, quarter_g, quarter_bf, dottedquarter_c, quarter_bf, half_g];
sound(melody, 1/delta)
wavwrite(melody, 1/delta, 32, 'regular.wav');
pause(8)
%FAST SPEED
delta = 0.00005;
half = [0:delta:0.4665];
dottedquarter = [0:delta:0.35];
quarter = [0:delta:0.233];
eighth = [0:delta:0.116];
%Notes used
quarter_g = sin(2*pi*(2^(-1/6)*440)*quarter);
quarter_bf = sin(2*pi*(2^(1/12)*440)*quarter);
dottedquarter_c = sin(2*pi*(2^(1/4)*440)*dottedquarter);
eighth_df = sin(2*pi*(2^(1/3)*440)*eighth);
half_c = sin(2*pi*(2^(1/4)*440)*half);
half_g = sin(2*pi*(2^(-1/6)*440)*half);
%Note sequence
fast_melody = [quarter_g, quarter_bf, dottedquarter_c, quarter_g, quarter_bf, eighth_df, half_c, quarter_g, quarter_bf, dottedquarter_c, quarter_bf, half_g];
sound(fast_melody, 1/delta)
wavwrite(fast_melody, 1/delta, 32, 'fast.wav');
pause(5)
%HIGHER PITCH
delta = 0.00005;
half = [0:delta:0.933];
dottedquarter = [0:delta:0.7];
quarter = [0:delta:0.4666];
eighth = [0:delta:0.2333];
%Notes used
quarter_g = sin(4*pi*(2^(-1/6)*440)*quarter);
quarter_bf = sin(4*pi*(2^(1/12)*440)*quarter);
dottedquarter_c = sin(4*pi*(2^(1/4)*440)*dottedquarter);
eighth_df = sin(4*pi*(2^(1/3)*440)*eighth);
half_c = sin(4*pi*(2^(1/4)*440)*half);
half_g = sin(4*pi*(2^(-1/6)*440)*half);
%Note sequence
high_melody = [quarter_g, quarter_bf, dottedquarter_c, quarter_g, quarter_bf, eighth_df, half_c, quarter_g, quarter_bf, dottedquarter_c, quarter_bf, half_g];
sound(high_melody, 1/delta)
wavwrite(high_melody, 1/delta, 32, 'higher.wav');
pause(8)
%PART 2
[beatles, fs, bits] = wavread('Beatles.wav');
sound(beatles, fs, bits)
pause(30)
%"number 9" over and over
reverse = flipud(beatles);
sound(reverse, fs, bits)
wavwrite(reverse, fs, 32, 'reverse.wav');
pause(30)
%sounds to me like "let me on the money", but I've read in the past people
%think it says "turn me on dead man"
Media:regular.wav
Media:fast.wav
Media:higher.wav
Media:reverse.wav
