Instrument Responses Schema

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This paper is about the design of the NCEDC schema for the instrument responses. This schema was designed to be able to generate all the SEED blockettes and the abbreviation dictionary needed for the program POD to create SEED volumes as well as a simplified instrument responses useful for real-time purposes.

There are 19 relations in the schema. The information stored in these relations includes:

Station and channel information.
Response information (FIR filter, poles & zeros).
Decimation information.
Sensitivity information.
Data dictionary.
Simplified instrument responses.