Dataseries 1
Above a rigid ground-100mm
Frequency, Hz -  10log_1_0 \sigma, dB
5.0000e+01  -5.0569e+01  
1.5000e+02  -2.8542e+01  
2.5000e+02  -1.7533e+01  
3.5000e+02  -1.0424e+01  
4.5000e+02  -5.9517e+00  
5.5000e+02  -3.4237e+00  
5.5500e+02  -3.3329e+00  
5.6000e+02  -3.2459e+00  
5.6500e+02  -3.1614e+00  
5.7000e+02  -3.0803e+00  
5.7500e+02  -3.0016e+00  
5.8000e+02  -2.9260e+00  
5.8500e+02  -2.8534e+00  
5.9000e+02  -2.7844e+00  
5.9500e+02  -2.7173e+00  
6.0000e+02  -2.6544e+00  
6.0500e+02  -2.5948e+00  
6.1000e+02  -2.5383e+00  
6.1500e+02  -2.4849e+00  
6.2000e+02  -2.4359e+00  
6.2500e+02  -2.3905e+00  
6.3000e+02  -2.3493e+00  
6.3500e+02  -2.3114e+00  
6.4000e+02  -2.2783e+00  
6.4500e+02  -2.2505e+00  
6.5000e+02  -2.2265e+00  
6.5500e+02  -2.2076e+00  
6.6000e+02  -2.1947e+00  
6.6500e+02  -2.1868e+00  
6.7000e+02  -2.1839e+00  
6.7500e+02  -2.1875e+00  
6.8000e+02  -2.1968e+00  
6.8500e+02  -2.2127e+00  
6.9000e+02  -2.2352e+00  
6.9500e+02  -2.2643e+00  
7.0000e+02  -2.2996e+00  
7.0500e+02  -2.3426e+00  
7.1000e+02  -2.3920e+00  
7.1500e+02  -2.4481e+00  
7.2000e+02  -2.5111e+00  
7.2500e+02  -2.5806e+00  
7.3000e+02  -2.6576e+00  
7.3500e+02  -2.7409e+00  
7.4000e+02  -2.8300e+00  
7.4500e+02  -2.9260e+00  
7.5000e+02  -3.0268e+00  
7.5500e+02  -3.1336e+00  
7.6000e+02  -3.2450e+00  
7.6500e+02  -3.3611e+00  
7.7000e+02  -3.4814e+00  
7.7500e+02  -3.6051e+00  
7.8000e+02  -3.7325e+00  
7.8500e+02  -3.8616e+00  
7.9000e+02  -3.9924e+00  
7.9500e+02  -4.1251e+00  
8.0000e+02  -4.2585e+00  
8.0500e+02  -4.3926e+00  
8.1000e+02  -4.5259e+00  
8.1500e+02  -4.6585e+00  
8.2000e+02  -4.7899e+00  
8.2500e+02  -4.9201e+00  
8.3000e+02  -5.0473e+00  
8.3500e+02  -5.1727e+00  
8.4000e+02  -5.2944e+00  
8.4500e+02  -5.4121e+00  
8.5000e+02  -5.5269e+00  
8.5500e+02  -5.6384e+00  
8.6000e+02  -5.7447e+00  
8.6500e+02  -5.8469e+00  
8.7000e+02  -5.9448e+00  
8.7500e+02  -6.0380e+00  
8.8000e+02  -6.1261e+00  
8.8500e+02  -6.2106e+00  
8.9000e+02  -6.2893e+00  
8.9500e+02  -6.3620e+00  
9.0000e+02  -6.4321e+00  
9.0500e+02  -6.4975e+00  
9.1000e+02  -6.5561e+00  
9.1500e+02  -6.6115e+00  
9.2000e+02  -6.6635e+00  
9.2500e+02  -6.7101e+00  
9.3000e+02  -6.7531e+00  
9.3500e+02  -6.7902e+00  
9.4000e+02  -6.8256e+00  
9.4500e+02  -6.8571e+00  
9.5000e+02  -6.8846e+00  
9.5500e+02  -6.9101e+00  
9.6000e+02  -6.9315e+00  
9.6500e+02  -6.9486e+00  
9.7000e+02  -6.9637e+00  
9.7500e+02  -6.9767e+00  
9.8000e+02  -6.9875e+00  
9.8500e+02  -6.9962e+00  
9.9000e+02  -7.0006e+00  
9.9500e+02  -7.0049e+00  
1.0000e+03  -7.0071e+00  
1.0500e+03  -6.9400e+00  
1.1500e+03  -6.5699e+00  
1.2500e+03  -6.0293e+00  
1.3500e+03  -5.2433e+00  
1.4500e+03  -4.1117e+00  
1.5500e+03  -2.8075e+00  
1.5550e+03  -2.7458e+00  
1.5600e+03  -2.6849e+00  
1.5650e+03  -2.6241e+00  
1.5700e+03  -2.5641e+00  
1.5750e+03  -2.5057e+00  
1.5800e+03  -2.4474e+00  
1.5850e+03  -2.3897e+00  
1.5900e+03  -2.3322e+00  
1.5950e+03  -2.2760e+00  
1.6000e+03  -2.2207e+00  
1.6050e+03  -2.1653e+00  
1.6100e+03  -2.1105e+00  
1.6150e+03  -2.0565e+00  
1.6200e+03  -2.0025e+00  
1.6250e+03  -1.9484e+00  
1.6300e+03  -1.8943e+00  
1.6350e+03  -1.8402e+00  
1.6400e+03  -1.7855e+00  
1.6450e+03  -1.7302e+00  
1.6500e+03  -1.6743e+00  
1.6550e+03  -1.6178e+00  
1.6600e+03  -1.5596e+00  
1.6650e+03  -1.4997e+00  
1.6700e+03  -1.4382e+00  
1.6750e+03  -1.3739e+00  
1.6800e+03  -1.3077e+00  
1.6850e+03  -1.2378e+00  
1.6900e+03  -1.1651e+00  
1.6950e+03  -1.0880e+00  
1.7000e+03  -1.0067e+00  
1.7050e+03  -9.1998e-01  
1.7100e+03  -8.2810e-01  
1.7150e+03  -7.2989e-01  
1.7200e+03  -6.2482e-01  
1.7250e+03  -5.1196e-01  
1.7300e+03  -3.9101e-01  
1.7350e+03  -2.6087e-01  
1.7400e+03  -1.2110e-01  
1.7450e+03  3.0295e-02  
1.7500e+03  1.9116e-01  
1.7550e+03  3.6629e-01  
1.7600e+03  5.5378e-01  
1.7650e+03  7.5547e-01  
1.7700e+03  9.7257e-01  
1.7750e+03  1.2090e+00  
1.7800e+03  1.4582e+00  
1.7850e+03  1.7260e+00  
1.7900e+03  2.0112e+00  
1.7950e+03  2.3172e+00  
1.8000e+03  2.6411e+00  
1.8050e+03  2.9842e+00  
1.8100e+03  3.3465e+00  
1.8150e+03  3.7273e+00  
1.8200e+03  4.1246e+00  
1.8250e+03  4.5378e+00  
1.8300e+03  4.9638e+00  
1.8350e+03  5.3995e+00  
1.8400e+03  5.8399e+00  
1.8450e+03  6.2788e+00  
1.8500e+03  6.7089e+00  
1.8550e+03  7.1214e+00  
1.8600e+03  7.5043e+00  
1.8650e+03  7.8469e+00  
1.8700e+03  8.1378e+00  
1.8750e+03  8.3664e+00  
1.8800e+03  8.5254e+00  
1.8850e+03  8.6100e+00  
1.8900e+03  8.6207e+00  
1.8950e+03  8.5618e+00  
1.9000e+03  8.4410e+00  
1.9050e+03  8.2685e+00  
1.9100e+03  8.0536e+00  
1.9150e+03  7.8082e+00  
1.9200e+03  7.5412e+00  
1.9250e+03  7.2607e+00  
1.9300e+03  6.9732e+00  
1.9350e+03  6.6829e+00  
1.9400e+03  6.3959e+00  
1.9450e+03  6.1130e+00  
1.9500e+03  5.8365e+00  
1.9550e+03  5.5678e+00  
1.9600e+03  5.3097e+00  
1.9650e+03  5.0596e+00  
1.9700e+03  4.8202e+00  
1.9750e+03  4.5894e+00  
1.9800e+03  4.3696e+00  
1.9850e+03  4.1581e+00  
1.9900e+03  3.9550e+00  
1.9950e+03  3.7621e+00  
2.0000e+03  3.5755e+00  
2.0050e+03  3.3985e+00  
2.0100e+03  3.2284e+00  
2.0150e+03  3.0643e+00  
2.0200e+03  2.9070e+00  
2.0250e+03  2.7577e+00  
2.0300e+03  2.6126e+00  
2.0350e+03  2.4748e+00  
2.0400e+03  2.3401e+00  
2.0450e+03  2.2115e+00  
2.0500e+03  2.0898e+00  
2.0550e+03  1.9700e+00  
2.0600e+03  1.8554e+00  
2.0650e+03  1.7435e+00  
2.0700e+03  1.6376e+00  
2.0750e+03  1.5320e+00  
2.0800e+03  1.4333e+00  
2.0850e+03  1.3354e+00  
2.0900e+03  1.2418e+00  
2.0950e+03  1.1494e+00  
2.1000e+03  1.0619e+00  
2.1050e+03  9.7604e-01  
2.1100e+03  8.9198e-01  
2.1150e+03  8.0987e-01  
2.1200e+03  7.2985e-01  
2.1250e+03  6.5580e-01  
2.1300e+03  5.8046e-01  
2.1350e+03  5.0766e-01  
2.1400e+03  4.3362e-01  
2.1450e+03  3.6629e-01  
2.1500e+03  2.9789e-01  
2.1550e+03  2.3252e-01  
2.1600e+03  1.6616e-01  
2.1650e+03  1.0300e-01  
2.1700e+03  3.8912e-02  
2.1750e+03  -2.0024e-02  
2.1800e+03  -7.9770e-02  
2.1850e+03  -1.3811e-01  
2.1900e+03  -1.9542e-01  
2.1950e+03  -2.5166e-01  
2.2000e+03  -3.0677e-01  
2.2050e+03  -3.6118e-01  
2.2100e+03  -4.1436e-01  
2.2150e+03  -4.6675e-01  
2.2200e+03  -5.1832e-01  
2.2250e+03  -5.6901e-01  
2.2300e+03  -6.1881e-01  
2.2350e+03  -6.6766e-01  
2.2400e+03  -7.1604e-01  
2.2450e+03  -7.6393e-01  
2.2500e+03  -8.1079e-01  
2.3500e+03  -1.6336e+00  
2.4500e+03  -2.2944e+00  
2.5500e+03  -2.8225e+00  
2.6500e+03  -3.2312e+00  
2.7500e+03  -3.5853e+00  
2.8500e+03  -3.9794e+00  
2.9500e+03  -4.4225e+00  
3.0500e+03  -4.7444e+00  
3.1500e+03  -4.7340e+00  
3.2500e+03  -4.3203e+00  
3.3500e+03  -3.1381e+00  
3.4500e+03  1.5412e+00  
3.5500e+03  5.4814e+00  
3.6500e+03  -6.8491e-01  
3.7500e+03  -2.4634e+00  
3.8500e+03  -3.1976e+00  
3.9500e+03  -3.5125e+00  
4.0500e+03  -3.4256e+00  
4.1500e+03  -2.7745e+00  
4.2500e+03  -1.6896e+00  
4.3500e+03  -7.3400e-01  
4.4500e+03  -1.6058e-01  
4.5500e+03  1.8284e-01  
4.6500e+03  4.5323e-01  
4.7500e+03  7.1145e-01  
4.8500e+03  9.5518e-01  
4.9500e+03  1.2123e+00  

Dataseries 2
Above a rigid ground-50mm
Frequency, Hz -  10log_1_0 \sigma, dB
5.0000e+01  -5.3014e+01  
1.5000e+02  -3.1695e+01  
2.5000e+02  -2.0707e+01  
3.5000e+02  -1.3273e+01  
4.5000e+02  -7.8410e+00  
5.5000e+02  -3.8458e+00  
5.5500e+02  -3.6724e+00  
5.6000e+02  -3.5008e+00  
5.6500e+02  -3.3301e+00  
5.7000e+02  -3.1614e+00  
5.7500e+02  -2.9947e+00  
5.8000e+02  -2.8291e+00  
5.8500e+02  -2.6640e+00  
5.9000e+02  -2.5011e+00  
5.9500e+02  -2.3381e+00  
6.0000e+02  -2.1767e+00  
6.0500e+02  -2.0156e+00  
6.1000e+02  -1.8549e+00  
6.1500e+02  -1.6954e+00  
6.2000e+02  -1.5360e+00  
6.2500e+02  -1.3775e+00  
6.3000e+02  -1.2188e+00  
6.3500e+02  -1.0607e+00  
6.4000e+02  -9.0284e-01  
6.4500e+02  -7.4533e-01  
6.5000e+02  -5.8837e-01  
6.5500e+02  -4.3112e-01  
6.6000e+02  -2.7473e-01  
6.6500e+02  -1.1843e-01  
6.7000e+02  3.8912e-02  
6.7500e+02  1.9116e-01  
6.8000e+02  3.4628e-01  
6.8500e+02  4.9993e-01  
6.9000e+02  6.5206e-01  
6.9500e+02  8.0266e-01  
7.0000e+02  9.4820e-01  
7.0500e+02  1.0958e+00  
7.1000e+02  1.2385e+00  
7.1500e+02  1.3767e+00  
7.2000e+02  1.5106e+00  
7.2500e+02  1.6406e+00  
7.3000e+02  1.7638e+00  
7.3500e+02  1.8808e+00  
7.4000e+02  1.9866e+00  
7.4500e+02  2.0871e+00  
7.5000e+02  2.1748e+00  
7.5500e+02  2.2531e+00  
7.6000e+02  2.3172e+00  
7.6500e+02  2.3679e+00  
7.7000e+02  2.4005e+00  
7.7500e+02  2.4204e+00  
7.8000e+02  2.4229e+00  
7.8500e+02  2.4055e+00  
7.9000e+02  2.3704e+00  
7.9500e+02  2.3147e+00  
8.0000e+02  2.2427e+00  
8.0500e+02  2.1511e+00  
8.1000e+02  2.0385e+00  
8.1500e+02  1.9089e+00  
8.2000e+02  1.7638e+00  
8.2500e+02  1.6017e+00  
8.3000e+02  1.4270e+00  
8.3500e+02  1.2385e+00  
8.4000e+02  1.0346e+00  
8.4500e+02  8.2426e-01  
8.5000e+02  6.0698e-01  
8.5500e+02  3.7825e-01  
8.6000e+02  1.4521e-01  
8.6500e+02  -8.9512e-02  
8.7000e+02  -3.2827e-01  
8.7500e+02  -5.6852e-01  
8.8000e+02  -8.0922e-01  
8.8500e+02  -1.0485e+00  
8.9000e+02  -1.2860e+00  
8.9500e+02  -1.5206e+00  
9.0000e+02  -1.7516e+00  
9.0500e+02  -1.9784e+00  
9.1000e+02  -2.1997e+00  
9.1500e+02  -2.4154e+00  
9.2000e+02  -2.6241e+00  
9.2500e+02  -2.8275e+00  
9.3000e+02  -3.0225e+00  
9.3500e+02  -3.2112e+00  
9.4000e+02  -3.3913e+00  
9.4500e+02  -3.5635e+00  
9.5000e+02  -3.7284e+00  
9.5500e+02  -3.8849e+00  
9.6000e+02  -4.0329e+00  
9.6500e+02  -4.1726e+00  
9.7000e+02  -4.3039e+00  
9.7500e+02  -4.4273e+00  
9.8000e+02  -4.5432e+00  
9.8500e+02  -4.6496e+00  
9.9000e+02  -4.7496e+00  
9.9500e+02  -4.8413e+00  
1.0000e+03  -4.9268e+00  
1.0500e+03  -5.4182e+00  
1.1500e+03  -5.2288e+00  
1.2500e+03  -4.5038e+00  
1.3500e+03  -3.6562e+00  
1.4500e+03  -2.6906e+00  
1.5500e+03  -1.4893e+00  
1.5550e+03  -1.4212e+00  
1.5600e+03  -1.3525e+00  
1.5650e+03  -1.2831e+00  
1.5700e+03  -1.2125e+00  
1.5750e+03  -1.1413e+00  
1.5800e+03  -1.0696e+00  
1.5850e+03  -9.9688e-01  
1.5900e+03  -9.2374e-01  
1.5950e+03  -8.4970e-01  
1.6000e+03  -7.7534e-01  
1.6050e+03  -7.0019e-01  
1.6100e+03  -6.2482e-01  
1.6150e+03  -5.4876e-01  
1.6200e+03  -4.7256e-01  
1.6250e+03  -3.9577e-01  
1.6300e+03  -3.1844e-01  
1.6350e+03  -2.4109e-01  
1.6400e+03  -1.6374e-01  
1.6450e+03  -8.6410e-02  
1.6500e+03  -8.6946e-03  
1.6550e+03  6.8937e-02  
1.6600e+03  1.4521e-01  
1.6650e+03  2.2428e-01  
1.6700e+03  2.9789e-01  
1.6750e+03  3.7426e-01  
1.6800e+03  4.5323e-01  
1.6850e+03  5.2694e-01  
1.6900e+03  5.9942e-01  
1.6950e+03  6.7443e-01  
1.7000e+03  7.4451e-01  
1.7050e+03  8.1707e-01  
1.7100e+03  8.8490e-01  
1.7150e+03  9.5518e-01  
1.7200e+03  1.0209e+00  
1.7250e+03  1.0857e+00  
1.7300e+03  1.1494e+00  
1.7350e+03  1.2090e+00  
1.7400e+03  1.2710e+00  
1.7450e+03  1.3258e+00  
1.7500e+03  1.3799e+00  
1.7550e+03  1.4333e+00  
1.7600e+03  1.4829e+00  
1.7650e+03  1.5290e+00  
1.7700e+03  1.5746e+00  
1.7750e+03  1.6167e+00  
1.7800e+03  1.6554e+00  
1.7850e+03  1.6909e+00  
1.7900e+03  1.7260e+00  
1.7950e+03  1.7551e+00  
1.8000e+03  1.7811e+00  
1.8050e+03  1.8070e+00  
1.8100e+03  1.8270e+00  
1.8150e+03  1.8469e+00  
1.8200e+03  1.8611e+00  
1.8250e+03  1.8724e+00  
1.8300e+03  1.8837e+00  
1.8350e+03  1.8893e+00  
1.8400e+03  1.8921e+00  
1.8450e+03  1.8949e+00  
1.8500e+03  1.8921e+00  
1.8550e+03  1.8865e+00  
1.8600e+03  1.8808e+00  
1.8650e+03  1.8724e+00  
1.8700e+03  1.8583e+00  
1.8750e+03  1.8469e+00  
1.8800e+03  1.8298e+00  
1.8850e+03  1.8099e+00  
1.8900e+03  1.7898e+00  
1.8950e+03  1.7696e+00  
1.9000e+03  1.7464e+00  
1.9050e+03  1.7202e+00  
1.9100e+03  1.6938e+00  
1.9150e+03  1.6643e+00  
1.9200e+03  1.6346e+00  
1.9250e+03  1.6017e+00  
1.9300e+03  1.5715e+00  
1.9350e+03  1.5381e+00  
1.9400e+03  1.5014e+00  
1.9450e+03  1.4675e+00  
1.9500e+03  1.4301e+00  
1.9550e+03  1.3925e+00  
1.9600e+03  1.3545e+00  
1.9650e+03  1.3162e+00  
1.9700e+03  1.2775e+00  
1.9750e+03  1.2385e+00  
1.9800e+03  1.1992e+00  
1.9850e+03  1.1594e+00  
1.9900e+03  1.1193e+00  
1.9950e+03  1.0789e+00  
2.0000e+03  1.0380e+00  
2.0050e+03  9.9681e-01  
2.0100e+03  9.5518e-01  
2.0150e+03  9.1315e-01  
2.0200e+03  8.7426e-01  
2.0250e+03  8.3144e-01  
2.0300e+03  7.9181e-01  
2.0350e+03  7.4816e-01  
2.0400e+03  7.0776e-01  
2.0450e+03  6.6699e-01  
2.0500e+03  6.2582e-01  
2.0550e+03  5.8426e-01  
2.0600e+03  5.4230e-01  
2.0650e+03  5.0380e-01  
2.0700e+03  4.6105e-01  
2.0750e+03  4.2182e-01  
2.0800e+03  3.8223e-01  
2.0850e+03  3.4227e-01  
2.0900e+03  3.0195e-01  
2.0950e+03  2.6533e-01  
2.1000e+03  2.2428e-01  
2.1050e+03  1.8700e-01  
2.1100e+03  1.4521e-01  
2.1150e+03  1.0724e-01  
2.1200e+03  6.8937e-02  
2.1250e+03  3.4605e-02  
2.1300e+03  -5.2147e-03  
2.1350e+03  -4.2332e-02  
2.1400e+03  -7.9327e-02  
2.1450e+03  -1.1619e-01  
2.1500e+03  -1.5293e-01  
2.1550e+03  -1.8952e-01  
2.1600e+03  -2.2551e-01  
2.1650e+03  -2.6134e-01  
2.1700e+03  -2.9700e-01  
2.1750e+03  -3.3201e-01  
2.1800e+03  -3.6732e-01  
2.1850e+03  -4.0196e-01  
2.1900e+03  -4.3687e-01  
2.1950e+03  -4.7111e-01  
2.2000e+03  -5.0512e-01  
2.2050e+03  -5.3941e-01  
2.2100e+03  -5.7298e-01  
2.2150e+03  -6.0631e-01  
2.2200e+03  -6.3939e-01  
2.2250e+03  -6.7273e-01  
2.2300e+03  -7.0530e-01  
2.2350e+03  -7.3760e-01  
2.2400e+03  -7.7015e-01  
2.2450e+03  -8.0242e-01  
2.2500e+03  -8.3441e-01  
2.3500e+03  -1.4357e+00  
2.4500e+03  -1.9805e+00  
2.5500e+03  -2.4926e+00  
2.6500e+03  -2.9982e+00  
2.7500e+03  -3.5105e+00  
2.8500e+03  -4.0034e+00  
2.9500e+03  -4.3997e+00  
3.0500e+03  -4.6080e+00  
3.1500e+03  -4.5445e+00  
3.2500e+03  -4.0638e+00  
3.3500e+03  -2.6344e+00  
3.4500e+03  1.8865e+00  
3.5500e+03  1.0663e+01  
3.6500e+03  1.2057e+00  
3.7500e+03  -1.7354e+00  
3.8500e+03  -2.9065e+00  
3.9500e+03  -3.4419e+00  
4.0500e+03  -3.5694e+00  
4.1500e+03  -3.1560e+00  
4.2500e+03  -1.9031e+00  
4.3500e+03  -9.7056e-02  
4.4500e+03  9.2721e-01  
4.5500e+03  9.1315e-01  
4.6500e+03  6.2582e-01  
4.7500e+03  4.0207e-01  
4.8500e+03  2.4896e-01  
4.9500e+03  1.1993e-01  

Dataseries 3
Above a rigid ground-20mm
Frequency, Hz -  10log_1_0 \sigma, dB
5.0000e+01  -5.4907e+01  
1.5000e+02  -3.4388e+01  
2.5000e+02  -2.3553e+01  
3.5000e+02  -1.6202e+01  
4.5000e+02  -1.0706e+01  
5.5000e+02  -6.4917e+00  
6.5000e+02  -3.0303e+00  
7.5000e+02  6.7071e-01  
8.5000e+02  6.5581e+00  
9.5000e+02  5.8569e+00  
1.0500e+03  -9.8760e-01  
1.1500e+03  -2.9439e+00  
1.2500e+03  -2.6472e+00  
1.3500e+03  -1.7548e+00  
1.4500e+03  -8.2862e-01  
1.5500e+03  -5.6495e-03  
1.6500e+03  7.1145e-01  
1.7500e+03  1.3290e+00  
1.8500e+03  1.7551e+00  
1.9500e+03  1.7811e+00  
2.0500e+03  1.2937e+00  
2.1500e+03  4.5714e-01  
2.2500e+03  -4.7740e-01  
2.3500e+03  -1.3733e+00  
2.4500e+03  -2.1882e+00  
2.5500e+03  -2.9014e+00  
2.6500e+03  -3.4833e+00  
2.7500e+03  -3.9115e+00  
2.8500e+03  -4.1680e+00  
2.9500e+03  -4.1908e+00  
3.0500e+03  -3.9073e+00  
3.1500e+03  -3.5018e+00  
3.2500e+03  -3.2809e+00  
3.3500e+03  -3.2994e+00  
3.4500e+03  -3.4688e+00  
3.5500e+03  -3.6978e+00  
3.6500e+03  -3.9212e+00  
3.7500e+03  -4.0827e+00  
3.8500e+03  -4.1218e+00  
3.9500e+03  -3.9437e+00  
4.0500e+03  -3.4400e+00  
4.1500e+03  -2.5508e+00  
4.2500e+03  -1.2854e+00  
4.3500e+03  -1.4715e+00  
4.4500e+03  -2.8214e-01  
4.5500e+03  1.5360e-01  
4.6500e+03  3.1408e-01  
4.7500e+03  3.5029e-01  
4.8500e+03  3.1812e-01  
4.9500e+03  2.4075e-01  

Dataseries 4
On a rigid ground
Frequency, Hz -  10log_1_0 \sigma, dB
5.0000e+01  -1.3870e+01  
1.5000e+02  -9.4654e+00  
2.5000e+02  -7.7676e+00  
3.5000e+02  -6.9293e+00  
4.5000e+02  -6.5797e+00  
5.5000e+02  -6.5956e+00  
6.5000e+02  -6.8782e+00  
7.5000e+02  -7.2932e+00  
8.5000e+02  -7.7521e+00  
9.5000e+02  -8.1901e+00  
1.0500e+03  -8.3983e+00  
1.1500e+03  -7.8516e+00  
1.2500e+03  -6.0924e+00  
1.3500e+03  -3.5783e+00  
1.4500e+03  -1.1702e+00  
1.5500e+03  6.5580e-01  
1.6500e+03  1.8441e+00  
1.7500e+03  2.5358e+00  
1.8500e+03  2.8825e+00  
1.9500e+03  2.9623e+00  
2.0500e+03  2.7989e+00  
2.1500e+03  2.4005e+00  
2.2500e+03  1.7926e+00  
2.3500e+03  1.0278e+00  
2.4500e+03  1.7451e-01  
2.5500e+03  -6.9662e-01  
2.6500e+03  -1.4978e+00  
2.7500e+03  -2.1424e+00  
2.8500e+03  -2.5626e+00  
2.9500e+03  -2.7360e+00  
3.0500e+03  -2.6906e+00  
3.1500e+03  -2.4880e+00  
3.2500e+03  -2.2069e+00  
3.3500e+03  -1.9620e+00  
3.4500e+03  -1.9125e+00  
3.5500e+03  -2.1162e+00  
3.6500e+03  -2.3762e+00  
3.7500e+03  -2.4772e+00  
3.8500e+03  -2.3672e+00  
3.9500e+03  -2.0621e+00  
4.0500e+03  -1.5727e+00  
4.1500e+03  -8.9642e-01  
4.2500e+03  1.3009e-02  
4.3500e+03  5.2309e-01  
4.4500e+03  1.5715e+00  
4.5500e+03  2.3477e+00  
4.6500e+03  2.7989e+00  
4.7500e+03  2.8870e+00  
4.8500e+03  2.6834e+00  
4.9500e+03  2.2943e+00  

Dataseries 5
In free space
Frequency, Hz -  10log_1_0 \sigma, dB
5.0000e+01  -3.7349e+01  
1.5000e+02  -2.2946e+01  
2.5000e+02  -1.6293e+01  
3.5000e+02  -1.2096e+01  
4.5000e+02  -9.1973e+00  
5.5000e+02  -7.0730e+00  
6.5000e+02  -5.4136e+00  
7.5000e+02  -4.1431e+00  
8.5000e+02  -3.4323e+00  
9.5000e+02  -3.2716e+00  
1.0500e+03  -3.3096e+00  
1.1500e+03  -3.2541e+00  
1.2500e+03  -2.9731e+00  
1.3500e+03  -2.3845e+00  
1.4500e+03  -1.4303e+00  
1.5500e+03  -1.3183e-01  
1.6500e+03  1.3098e+00  
1.7500e+03  2.4699e+00  
1.8500e+03  2.9601e+00  
1.9500e+03  2.7921e+00  
2.0500e+03  2.2763e+00  
2.1500e+03  1.6554e+00  
2.2500e+03  1.0449e+00  
2.3500e+03  4.6885e-01  
2.4500e+03  -5.7709e-02  
2.5500e+03  -5.3302e-01  
2.6500e+03  -9.4582e-01  
2.7500e+03  -1.2872e+00  
2.8500e+03  -1.5465e+00  
2.9500e+03  -1.6980e+00  
3.0500e+03  -1.6954e+00  
3.1500e+03  -1.5070e+00  
3.2500e+03  -1.2154e+00  
3.3500e+03  -1.0199e+00  
3.4500e+03  -1.0265e+00  
3.5500e+03  -1.1691e+00  
3.6500e+03  -1.3342e+00  
3.7500e+03  -1.4382e+00  
3.8500e+03  -1.4255e+00  
3.9500e+03  -1.2529e+00  
4.0500e+03  -8.9056e-01  
4.1500e+03  -3.2639e-01  
4.2500e+03  4.8830e-01  
4.3500e+03  3.7825e-01  
4.4500e+03  1.2450e+00  
4.5500e+03  1.6524e+00  
4.6500e+03  1.8270e+00  
4.7500e+03  1.8384e+00  
4.8500e+03  1.7377e+00  
4.9500e+03  1.5625e+00  

