CMG-3ESPCD Digital Broadband Seismometer Appendix C - Digitiser specifications
Absolute accuracy 0.5% standard (0.1%
optional)
Type 5th-order, single-bit lowpass
noise shaper
Analogue transducer
outputs
3-C signals
Clock Oscillator 8×10
–7
standard (5×10
–8
oven-controlled optional)
External receiver
interface
GPS RS232 and PPS
External receiver
synchronisation
<50 µs
Power Supply +10 – +36 V DC
Current at 12 V DC ~0.12 A
MAN-C3E-0002 97 Issue B - November 2013
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