String Calculations for David Woolley

  
    ParametersCalculations 					
  

    LightMedium (optimal)Heavy					
  

    NoteFrequency Length Diameter LoadDiameter LoadDiameter Load
  
A5880.00 Hz270 mm0.5 mm5.16 kg0.5 mm5.16 kg0.5 mm5.16 kg
G5783.99 Hz302 mm0.5 mm5.12 kg0.5 mm5.12 kg0.5 mm5.12 kg
F5698.46 Hz334 mm0.5 mm4.97 kg0.6 mm7.16 kg0.6 mm7.16 kg
E5659.26 Hz366 mm0.6 mm7.66 kg0.6 mm7.66 kg0.6 mm7.66 kg
D5587.33 Hz398 mm0.6 mm7.19 kg0.6 mm7.19 kg0.7 mm9.78 kg
C5523.25 Hz430 mm0.6 mm6.66 kg0.7 mm9.06 kg0.7 mm9.06 kg
A♯4 / B♭4466.16 Hz462 mm0.7 mm8.30 kg0.7 mm8.30 kg0.8 mm10.84 kg
A4440.00 Hz494 mm0.7 mm8.46 kg0.8 mm11.04 kg0.8 mm11.04 kg
G4392.00 Hz526 mm0.8 mm9.94 kg0.8 mm9.94 kg0.9 mm12.58 kg
F4349.23 Hz558 mm0.8 mm8.88 kg0.9 mm11.24 kg1.0 mm13.87 kg
E4329.63 Hz590 mm0.9 mm11.19 kg1. mm13.82 kg1.0 mm13.82 kg
D4293.66 Hz622 mm1.0 mm12.19 kg1. mm12.19 kg1.1 mm14.75 kg
C4261.63 Hz654 mm1.0 mm10.69 kg1.1 mm12.94 kg1.2 mm15.40 kg
A♯3 / B♭3233.08 Hz686 mm1.1 mm11.30 kg1.2 mm13.45 kg1.3 mm15.78 kg
A3220.00 Hz718 mm1.2 mm13.12 kg1.3 mm15.40 kg1.3 mm15.40 kg
G3196.00 Hz750 mm1.3 mm13.34 kg1.3 mm13.34 kg1.4 mm15.47 kg
F3174.61 Hz782 mm1.4 mm13.35 kg1.4 mm13.35 kg1.5 mm15.32 kg
E3164.81 Hz814 mm1.5 mm14.79 kg1.5 mm14.79 kg1.6 mm16.83 kg
D3146.83 Hz846 mm1.7 mm16.29 kg1.7 mm16.29 kg1.8 mm18.26 kg
C3130.81 Hz878 mm1.9 mm17.39 kg2 mm19.27 kg2.0 mm19.27 kg
F287.31 Hz910 mm2.2 mm11.16 kg2.2 mm11.16 kg2.2 mm11.16 kg
217.13 kg237.84 kg279.85 kg

Complete set of replacement nylon strings for the traditional African harp - Kora

$25.00

Parameters			Calculations
Parameters			Light		Medium (optimal)		Heavy
Note	Frequency	Length	Diameter	Load	Diameter	Load	Diameter	Load
A5	880.00 Hz	270 mm	0.5 mm	5.16 kg	0.5 mm	5.16 kg	0.5 mm	5.16 kg
G5	783.99 Hz	302 mm	0.5 mm	5.12 kg	0.5 mm	5.12 kg	0.5 mm	5.12 kg
F5	698.46 Hz	334 mm	0.5 mm	4.97 kg	0.6 mm	7.16 kg	0.6 mm	7.16 kg
E5	659.26 Hz	366 mm	0.6 mm	7.66 kg	0.6 mm	7.66 kg	0.6 mm	7.66 kg
D5	587.33 Hz	398 mm	0.6 mm	7.19 kg	0.6 mm	7.19 kg	0.7 mm	9.78 kg
C5	523.25 Hz	430 mm	0.6 mm	6.66 kg	0.7 mm	9.06 kg	0.7 mm	9.06 kg
A♯4 / B♭4	466.16 Hz	462 mm	0.7 mm	8.30 kg	0.7 mm	8.30 kg	0.8 mm	10.84 kg
A4	440.00 Hz	494 mm	0.7 mm	8.46 kg	0.8 mm	11.04 kg	0.8 mm	11.04 kg
G4	392.00 Hz	526 mm	0.8 mm	9.94 kg	0.8 mm	9.94 kg	0.9 mm	12.58 kg
F4	349.23 Hz	558 mm	0.8 mm	8.88 kg	0.9 mm	11.24 kg	1.0 mm	13.87 kg
E4	329.63 Hz	590 mm	0.9 mm	11.19 kg	1. mm	13.82 kg	1.0 mm	13.82 kg
D4	293.66 Hz	622 mm	1.0 mm	12.19 kg	1. mm	12.19 kg	1.1 mm	14.75 kg
C4	261.63 Hz	654 mm	1.0 mm	10.69 kg	1.1 mm	12.94 kg	1.2 mm	15.40 kg
A♯3 / B♭3	233.08 Hz	686 mm	1.1 mm	11.30 kg	1.2 mm	13.45 kg	1.3 mm	15.78 kg
A3	220.00 Hz	718 mm	1.2 mm	13.12 kg	1.3 mm	15.40 kg	1.3 mm	15.40 kg
G3	196.00 Hz	750 mm	1.3 mm	13.34 kg	1.3 mm	13.34 kg	1.4 mm	15.47 kg
F3	174.61 Hz	782 mm	1.4 mm	13.35 kg	1.4 mm	13.35 kg	1.5 mm	15.32 kg
E3	164.81 Hz	814 mm	1.5 mm	14.79 kg	1.5 mm	14.79 kg	1.6 mm	16.83 kg
D3	146.83 Hz	846 mm	1.7 mm	16.29 kg	1.7 mm	16.29 kg	1.8 mm	18.26 kg
C3	130.81 Hz	878 mm	1.9 mm	17.39 kg	2 mm	19.27 kg	2.0 mm	19.27 kg
F2	87.31 Hz	910 mm	2.2 mm	11.16 kg	2.2 mm	11.16 kg	2.2 mm	11.16 kg
				217.13 kg		237.84 kg		279.85 kg