4. Global Seismograph Network - GSN:

DATES OF OPERATION:	19 Feb 1990 to 08 Apr 1992.

SEISMOMETER TYPE AND DATA ACQUISITION SYSTEM:
Streckeisen Model STS-1/VBB 3 component system for broadband and very long
period channels with IDA MK5 data acquisition system. 

CALIBRATION EPOCH:	1990, 050 - 1992, 099

DIGITAL FORMAT:
32 bit integer data words for all broadband (20 sps) and very long period
(0.1 sps) data and for synthesized long period (1 sps) data.  

Click on any of the following items for further information.

• Channel Data
• Amplitude Response to Ground Velocity
• Seismic Noise Study graph information
  • Seismic Noise Level - Annual
  • Seismic Noise Level - Seasonal/Diurnal