"Rue Bear"

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Name of Harp:
Harp designed by:
Analyzed by:
Date of analysis:

Number of strings:
Pitch Range:
String spacing:
Distance between o/c of high & low strings:
Center strip string hole o/c distance:
Strings enter soundboard at:

Length of c'''' string:
Length of C string:
Estimated overall height:
Estimated overall depth:

Total Tension
Assumed max. soundboard bow:
String coordinates based on:

Tuning pin type:
Diam. of tuning pin at string-side neck:
Rotation to tighten (string side):
Height of tuning pin over bridge pin (str. 1):
Height of tuning pin over bridge pin (str. 36):
# Small bdg. pins:
# Large bdg. pins (Wound):
String-bridge pin attack angle:
 


31-String "Rue Bear"
Dan Cady - HyperHarp
HyperHarp
8/21/99

31
c''' to A-flat
.474-.611 (variable)
18.083"
32.3374"
34 deg.

4
40.0759
48"
24"

796
.612"
Nominal

Tapered
0.25"
Counter-clockwise
1.25"
1.625"
25
6
15 deg.

"Megan-15"
"Dani-17"
"Michelle-30"
"LSC-36"
"Mariathan-39"
"Sparky-43!"
 

31-String Low Head Passage/Hyperharp Sketch
Help!
Str#
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
Note
c''''
bf'''
af'''
g'''
f'''
ef'''
d'''
c'''
bf''
af''
g''
f''
ef''
d''
c''
bf'
af'
g'
f'
ef'
d'
c'-m
bf
af
g
f
ef
d
c
Bf
Af
Hz
2093.04
1864.64
1661.2
1568
1396.92
1244.52
1174.64
1046.52
932.32
830.6
784
698.46
622.26
587.32
523.26
466.16
415.3
392
349.23
311.13
293.66
261.63
233.08
207.65
196
174.615
155.565
146.83
130.815
116.54
103.825
Length
4
4.4382
4.9097
5.4619
6.0537
6.6894
7.3696
8.0906
8.8521
9.6577
10.5583
11.5223
12.5498
13.6446
14.8074
16.0345
17.326
18.7964
20.3548
21.9897
23.7012
25.5036
27.2175
28.8922
30.5953
32.2606
33.8855
35.4662
37.0166
38.5534
40.0759
Type Diam
Nyn 25
Nyn 25
Nyn 25
Nyn 25
Nyn 25
Nyn 28
Nyn 28
Nyn 28
Nyn 28
Nyn 32
Nyn 32
Nyn 32
Nyn 36
Nyn 36
Nyn 36
Nyn 36
Nyn 40
Nyn 40
Nyn 40
Nyn 45
Nyn 45
Nyn 45
Nyn 50
Nyn 55
Nyn 55
Nyn/Nyn 40/0/13
Nyn/Nyn 40/0/15
Nyn/Nyn 45/0/15
Nyn/Nyn 50/0/15
Nyn/Nyn 55/0/15
Nyn/Nyn 55/0/20
Ten
14
13
13
14
14
17
18
18
17
21
22
21
25
26
24
23
26
27
25
30
31
28
31
34
34
36
35
40
40
39
40
%Max
63
61
59
65
64
62
67
64
61
57
61
58
54
57
54
50
46
48
45
42
43
40
36
32
32
65
63
56
45
37
38
T/L
3.5
2.9291
2.6478
2.5632
2.3126
2.5413
2.4425
2.2248
1.9204
2.1744
2.0837
1.8226
1.9921
1.9055
1.6208
1.4344
1.5006
1.4364
1.2282
1.3643
1.308
1.0979
1.139
1.1768
1.1113
1.1159
1.0329
1.1278
1.0806
1.0116
0.9981
Delta*
0.4529
0.4378
0.4198
0.4625
0.4444
0.5463
0.5895
0.5546
0.5166
0.6487
0.6883
0.6369
0.7695
0.8065
0.7356
0.6645
0.7693
0.8011
0.7201
0.861
0.8826
0.778
0.8793
0.9566
0.9403
1.0042
0.9498
1.1053
1.0849
1.0457
1.0845
SBHole**
0
0.8922
1.7845
2.7609
3.7373
4.7164
5.6981
6.6799
7.6617
8.647
9.6849
10.7227
11.7641
12.8092
13.8542
14.8992
15.9477
17.0581
18.1685
19.2834
20.4027
21.5221
22.6459
23.7787
24.9704
26.172
27.3871
28.6101
29.8421
31.0831
32.3374
XStr
-3.0687
-2.5698
-2.0709
-1.5249
-0.9789
-0.4314
0.1176
0.6666
1.2156
1.7666
2.347
2.9274
3.5097
4.0941
4.6784
5.2628
5.8491
6.4701
7.091
7.7144
8.3404
8.9663
9.5947
10.2281
10.8946
11.5665
12.2459
12.9299
13.6188
14.3127
15.0141
YStrSB
-3.3445
-4.0842
-4.8239
-5.6334
-6.4428
-7.2545
-8.0685
-8.8824
-9.6963
-10.5132
-11.3736
-12.234
-13.0974
-13.9638
-14.8301
-15.6964
-16.5658
-17.4863
-18.4069
-19.3312
-20.2591
-21.1871
-22.1188
-23.0579
-24.0459
-25.0421
-26.0494
-27.0634
-28.0847
-29.1135
-30.1534
YStrTop
0.6555
0.354
0.0858
-0.1715
-0.3891
-0.5651
-0.6989
-0.7918
-0.8442
-0.8555
-0.8153
-0.7117
-0.5476
-0.3192
-0.0227
0.3381
0.7602
1.3101
1.9479
2.6585
3.4421
4.3165
5.0987
5.8343
6.5494
7.2185
7.8361
8.4028
8.9319
9.4399
9.9225
XBdgPin
-3.1148
-2.6159
-2.117
-1.571
-1.025
-0.4775
0.0715
0.6205
1.1695
1.7205
2.3009
2.8812
3.4636
4.0479
4.6323
5.2167
5.803
6.4239
7.0449
7.6683
8.2942
8.9202
9.5486
10.182
10.8484
11.5204
12.1998
12.8837
13.5727
14.2666
14.968
XT-Pin
-3.2786
-2.7831
-2.2875
-1.7449
-1.2022
-0.6581
-0.1124
0.4332
0.9789
1.5265
2.1036
2.6806
3.2596
3.8406
4.4216
5.0026
5.5856
6.2032
6.8208
7.4408
8.0635
8.686
9.3111
9.9411
10.6043
11.2728
11.9489
12.6295
13.3151
14.0056
14.7037
YT-Pin
1.9055
1.6165
1.3608
1.116
0.9109
0.7474
0.6261
0.5457
0.5058
0.507
0.5597
0.6758
0.8524
1.0933
1.4023
1.7756
2.2102
2.7726
3.4229
4.146
4.9421
5.829
6.6237
7.3718
8.0994
8.781
9.4111
9.9903
10.5319
11.0524
11.5475
YLvr***
0.4309
0.1048
-0.1898
-0.4781
-0.729
-0.9407
-1.1127
-1.2461
-1.3412
-1.3978
-1.4081
-1.3587
-1.2523
-1.0853
-0.8541
-0.5623
-0.2126
0.2547
0.805
1.4239
2.1113
2.8845
3.5705
4.2121
4.8315
5.4071
5.9335
6.4115
6.8534
7.2752
7.6723

* Delta is a trigometric HyperHarp function involving the force to displace strings at constant angle of approximately 1 degree as a relation of the string mass and diameter.  I use it to choose smoothest transition strings when several types will fulfill T/L limits.
** Lineal measure from high to low note down soundboard
*** Approximate, depending on belly

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