Channel Data: Channel Sampling Rate Sensitivities BHZ 10 sps continuous 1.036e9 C/(m/s) (before March 1993) 20 sps continuous 1.144e9 C/(m/s) BHN 10 sps continuous 1.174e9 C/(m/s) (before March 1993) 20 sps continuous 1.174e9 C/(m/s) BHE 10 sps continuous 1.181e9 C/(m/s) (before March 1993) 20 sps continuous 1.181e9 C/(m/s)