Header line text (29 chars) . NetCd (5 Chars), comment in next line
SEISAN short course           TEST
 chan stati  comi stato  como, In and Out definitions
             SHZ         S  Z
             SHE         S  E
             SHN         S  N
             BHZ         B  Z  
             BHE         B  E  
             BHN         B  N  
             LHZ         L  Z  
             LHE         L  E  
             LHN         L  N  
             AHZ         A  Z
             AHE         A  E
             AHN         A  N
