TLY - STATION INSTRUMENTATION

1. Global Seismograph Network - GSN:

DATES OF OPERATION:	26 Oct 1998 to Present.

SEISMOMETER TYPE AND DATA ACQUISITION SYSTEM:
Streckeisen Model STS-1/VBB 3 component system for broadband, long period and
very long period channels and Teledyne Geotech Model GS-13 seismometers for 
triggered short period channels.  IDA MK7 data acquisition system.

CALIBRATION EPOCH:	1998, 299 - Present

DIGITAL FORMAT:
32 bit integer words for broadband (20 sps) and very long period (0.1 sps) data
and for synthesized long period (1 sps) data.  16 bit integer data words for short
period (200 Hz) triggered data.

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.