Collection VI

φ Signature Sequence no. 26

Casey Mongoven

April 17, 2008

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Catalogue Entry B860 & Files
Parameters   Sequence Values & Graph
description of sequence: Arranging the numbers s + jφ in increasing order, where s and j are positive integers, the sequence of s's is the signature sequence of φ. φ is equal to (-1 + sqrt(5))/2.
offset: 1
number of members used: 1400
number of channels: 2
piece length: 84 seconds
note value: .06 seconds
orientation: ascending
temperament: phi^8 + 1
lowest frequency: 77.598 Hz    highest frequency: 180.1978847 Hz   
number of unique frequencies: 41
synthesis technique: wavetable
wave: wave one to wave two
wave one source: pitch pipe, D4 (A = 440 Hz)
wave two source: Sperrhake harpsichord plucked with finger, C#4 (A = 415 Hz)
dynamic: pp to mf
simulated spatial location: left to right
delay: -.0017 to .0017
attack: .0063 to .0055 (roll-off .00002)
release: .0102 to .0089 (roll-off .0000325)
synthesis language used: Csound
integer frequency wave dynamic s.s.l. attack release
1 77.59800 w1*.842+w2*.158 pp left .006300 .010200
2 79.24977 w1*.832+w2*.168 pp left .006280 .010167
3 80.93670 w1*.819+w2*.181 pp left .006260 .010135
4 82.65954 w1*.805+w2*.195 pp left .006240 .010102
5 84.41905 w1*.789+w2*.211 pp left .006220 .010070
6 86.21601 w1*.773+w2*.227 pp middle left .006200 .010037
7 88.05122 w1*.756+w2*.244 pp middle left .006180 .010005
8 89.92550 w1*.74+w2*.26 p middle left .006160 .009972
9 91.83968 w1*.723+w2*.277 p middle left .006140 .009940
10 93.79460 w1*.707+w2*.293 p middle left .006120 .009907
11 95.79113 w1*.692+w2*.309 p middle left .006100 .009875
12 97.83017 w1*.676+w2*.324 p middle left .006080 .009842
13 99.91260 w1*.661+w2*.339 p middle left .006060 .009810
14 102.0394 w1*.647+w2*.353 p middle left .006040 .009777
15 104.2114 w1*.633+w2*.367 p middle left .006020 .009745
16 106.4297 w1*.618+w2*.382 p middle .006000 .009712
17 108.6952 w1*.604+w2*.396 p middle .005980 .009680
18 111.0089 w1*.589+w2*.411 p middle .005960 .009647
19 113.3718 w1*.574+w2*.426 p middle .005940 .009615
20 115.7851 w1*.558+w2*.442 p middle .005920 .009582
21 118.2497 w1*.541+w2*.459 mp middle .005900 .009550
22 120.7668 w1*.523+w2*.477 mp middle .005880 .009517
23 123.3375 w1*.505+w2*.495 mp middle .005860 .009485
24 125.9629 w1*.485+w2*.515 mp middle .005840 .009452
25 128.6441 w1*.465+w2*.535 mp middle .005820 .009420
26 131.3825 w1*.445+w2*.555 mp middle right .005800 .009387
27 134.1791 w1*.424+w2*.576 mp middle right .005780 .009355
28 137.0353 w1*.402+w2*.598 mp middle right .005760 .009322
29 139.9523 w1*.38+w2*.62 mp middle right .005740 .009290
30 142.9313 w1*.358+w2*.642 mp middle right .005720 .009257
31 145.9738 w1*.336+w2*.664 mp middle right .005700 .009225
32 149.0810 w1*.314+w2*.686 mp middle right .005680 .009192
33 152.2544 w1*.292+w2*.708 mp middle right .005660 .009160
34 155.4953 w1*.271+w2*.729 mp middle right .005640 .009127
35 158.8052 w1*.249+w2*.751 mf middle right .005620 .009095
36 162.1856 w1*.229+w2*.771 mf right .005600 .009062
37 165.6379 w1*.209+w2*.791 mf right .005580 .009030
38 169.1637 w1*.19+w2*.81 mf right .005560 .008997
39 172.7646 w1*.172+w2*.828 mf right .005540 .008965
40 176.4421 w1*.156+w2*.844 mf right .005520 .008932
41 180.1979 w1*.145+w2*.855 mf right .005500 .008900