BJI STATION INSTRUMENTATION

2. China Digital Seismograph Network - CDSN [CD] 

DATES OF OPERATION:     24 Oct 1986 to 06 Jun 1993.

SEISMOMETER TYPE:
Streckeisen Model STS-1 three component system for all broadband, long period 
and very long period data.  The Model DJ-1 seismometer, manufactured in China, 
and modified for use in a borehole, for all short period data.

DIGITAL FORMAT:
16 bit gain-ranged data words for all components.  
Range: +1,048,576 to -1,048,448 counts.

EVENT DETECTOR ALGORITHIM:
The Murdock event detector (Murdock, 1983) is used for the short period 
components. 

Click on any of the following items for further information.
The Noise Study was done using 1992 data, consequently, it is only an estimation for this generation of station instrumentation.
COMMENTS:
A description of the China Digital Seismograph Network (CDSN) is available  
in a joint report by the State Seismological Bureau and the Albuquerque  
Seismological Laboratory (ASL) available through the ASL.