Channel Data: All three components sampled at 15,000 samples/sec; data decimated to 40 samples/sec using 3 cascaded low-pass FIR filters with a final -3dB point at 18.3 Hz and -140dB at > 20 Hz. Channel Sampling Rate Sensitivities BHZ 40 sps continuous 5.00000e+09 C/m/s BHN 40 sps continuous 5.00000e+09 C/m/s BHE 40 sps continuous 5.00000e+09 C/m/s