Degauss currents for various f = 0.89 using I =  (-(-1).^n).*-f.^n*Imax  where n = 0:50, totals point = 53
Degauss I = {0.0, 12.0000, -10.6800,  9.5052, -8.4596,  7.5291, -6.7009,  5.9638, -5.3078,  4.7239, -4.2043,  3.7418, -3.3302,  2.9639, -2.6379,  2.3477, -2.0894,  1.8596, -1.6551,  1.4730, -1.3110,  1.1668, -1.0384,  0.9242, -0.8225,  0.7321, -0.6515,  0.5799, -0.5161,  0.4593, -0.4088,  0.3638, -0.3238,  0.2882, -0.2565,  0.2283, -0.2032,  0.1808, -0.1609,  0.1432, -0.1275,  0.1134, -0.1010,  0.0899, -0.0800,  0.0712, -0.0633,  0.0564, -0.0502,  0.0447, -0.0397,  0.0354, 0.0};