3. Global Seismograph Network - GSN:

DATES OF OPERATION:	30 May 1990 to 07 Dec 1992.

SEISMOMETER TYPE AND DATA ACQUISITION SYSTEM:
Streckeisen Model STS-1/VBB 3 component system for broadband, mid period and
very long period channels.  IDA MK6 data acquisition system.

CALIBRATION EPOCH: 	1990, 150 - 1992, 342

DIGITAL FORMAT:
16 bit integer data words for all broadband (20 sps) and mid period (5 sps) data.
32 bit integer words for all very long period (0.1 sps) and 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