12. Global Seismograph Network - GSN

DATES OF OPERATION:	02 Jun 1987 to 09 Nov 1987.

SEISMOMETER TYPE AND ADC:
Streckeisen Model STS-1/VBB 3 component system for broadband, long period and
very long period channels.  Teledyne Geotech model GS-13 for triggered short
period channels.  IDA MK3 data acquisition system.   

CALIBRATION EPOCH:	1987, 153 - 1987, 313

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