From 1fb3df1403a01a7f6df4101a51618c3c8fed9bd2 Mon Sep 17 00:00:00 2001 From: Connor Olding Date: Mon, 29 Sep 2014 21:47:58 -0700 Subject: [PATCH] . --- strings.py | 19 +++++++++++++++---- 1 file changed, 15 insertions(+), 4 deletions(-) diff --git a/strings.py b/strings.py index 35d1492..f2840a4 100755 --- a/strings.py +++ b/strings.py @@ -13,7 +13,7 @@ string_sets = { ('A2' , 16, 'NW'), ('E2' , 16, 'NW'), ), - 'light jazz': ( + 'jazz light': ( ('E4' , 24, 'PL'), ('B3' , 24, 'PL'), ('G3' , 24, 'NW'), @@ -29,7 +29,7 @@ string_sets = { ('A2' , 16, 'NW'), ('D2' , 16, 'NW'), ), - 'open G (6-string)': ( + 'regular light (open G, 6)': ( ('D4' , 16, 'PL'), ('B3' , 16, 'PL'), ('G3' , 16, 'PL'), @@ -37,7 +37,7 @@ string_sets = { ('B2' , 16, 'NW'), ('D2' , 16, 'NW'), ), - 'open G (7-string)': ( + 'regular light (open G, 7)': ( ('D4' , 16, 'PL'), ('B3' , 16, 'PL'), ('G3' , 16, 'PL'), @@ -83,7 +83,7 @@ stock = ( ('NW021' , .00008293), ('NW022' , .00009184), ('NW024' , .00010857), - # they have a NW025 used in EXL110BT but it's not listed + ('NW025*', .00011875), # from the EXL110BT, an approximation ('NW026' , .00012671), ('NW028' , .00014666), ('NW030' , .00017236), @@ -157,6 +157,8 @@ if False: test('D3' , 146.83) test('A2' , 110.00) test('E2' , 82.41) + import sys + sys.exit(0) uw_const = 386.4 def uw2tension(uw, freq): @@ -165,6 +167,15 @@ def uw2tension(uw, freq): def tension2uw(t, freq): return (t*uw_const)/(2*scale_length*freq)**2 +if False: + scale_length = 25.4825 + D3 = note2freq('D3') + print('NW024 {:10.8f} == 0.00010857'.format(tension2uw(15.73, D3))) + print('NW025* {:10.8f} == ? '.format(tension2uw(17.21, D3))) + print('NW026 {:10.8f} == 0.00012671'.format(tension2uw(18.38, D3))) + import sys + sys.exit(0) + outfmt = '{:<6} at {:> 5.2f} lbs ({:>+4.2f})' finalfmt = 'total: {:>7.2f} lbs ({:>+5.2f})' def print_ideal_stock(strings):