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Syowa seisimic waveform data from 1990 - to present
revised at 2010 May, 2013 November
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amco
; Event data of BRB output of STS-1 with 10Hz sampling  from May, 1990 to Jan. 1993 
; Continuous data of BRB output of STS-1 with 1Hz sampling  from May, 1990 to Jan. 1993 
; data format is original format by Amco Co. Ltd. 

erios
; Continuous data of BRB output of STS-1 with 20 Hz sampling  from Feb, 1993 to Apr. 1997 
; data format is ERIOS compressed (fb) 

comserv
; Mini_SEED Volume data of STS-1 and HES seismographs from 1997 April to - the present 
; Data were acquisited continuously with various sampling hz by DP-UX comserv software, applied by Quanterra Co. 

uucp_ms
; Mini_SEED Volume data of STS-1 and HES seismographs from 2002 to - the present 
; Data (daily files for 6 components with 20 Hz continuous sampling) were transfered everyday by UUCP from SYO to NIPR via Intersat link.  

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(end of readme_wavedata)