CONSTANT    2.660990E+08
ZEROS     2
  0.000000E+00  0.000000E+00
  0.000000E+00  0.000000E+00
POLES     2
 -2.230000E-01  2.230000E-01
 -2.230000E-01 -2.230000E-01

##################################################
###   1.000000E+00     Norm. Factor A0 (in Hz)   #
###  1000.0   V/m/s                              #
###   3.758   microV/Count                       #
###           LE-3D/20                           #
###           DR24-SC                            #
###           Poles/Zeroes in rad/sec            #
##################################################
### Network Code: HL
### Station Code: VLI
### Description : Veliai
### Stream Code : HH
### Latitude    : 36.7180
### Longitude   : 22.9468
### Elevation   : 220
###
### Start Date  : 24-01-2000
### End Date    : 15-02-2008
 
###  PERIOD #2  ]=-----------------------------###
 
CONSTANT    4.572062E+17
ZEROS     2
  0.000000E+00  0.000000E+00
  0.000000E+00  0.000000E+00
POLES     5
 -5.026548E+02  0.000000E+00
 -1.005310E+03  0.000000E+00
 -1.130973E+03  0.000000E+00
 -7.401592E-02  7.401592E-02
 -7.401592E-02 -7.401592E-02

##################################################
###   2.304000E+06     Norm. Factor A0 (in Hz)   #
###  2000.0   V/m/s                              #
###   2.500   microV/Count                       #
###           CMG-3ESPC/60                       #
###           PS6-SC                             #
###           Poles/Zeroes in rad/sec            #
##################################################
### Network Code: HL
### Station Code: VLI
### Description : Veliai
### Stream Code : HH
### Latitude    : 36.7180
### Longitude   : 22.9468
### Elevation   : 220
###
### Comments    : instrum. changes
###
### Start Date  : 15-02-2008
### End Date    : 29-12-2013
 
###  PERIOD #3  ]=-----------------------------###
 
CONSTANT    7.193300E+17
ZEROS     2
  0.000000E+00  0.000000E+00
  0.000000E+00  0.000000E+00
POLES     5
 -5.026548E+02  0.000000E+00
 -1.005310E+03  0.000000E+00
 -1.130973E+03  0.000000E+00
 -7.401592E-02  7.401592E-02
 -7.401592E-02 -7.401592E-02

##################################################
###   2.304000E+06     Norm. Factor A0 (in Hz)   #
###  2000.0   V/m/s                              #
###   1.589   microV/Count                       #
###           CMG-3ESPC/60                       #
###           REF130                             #
###           Poles/Zeroes in rad/sec            #
##################################################
### Network Code: HL
### Station Code: VLI
### Description : Veliai
### Stream Code : HH
### Latitude    : 36.7180
### Longitude   : 22.9468
### Elevation   : 220
###
### Comments    : digit. Change
###
### Start Date  : 29-12-2013
### End Date    : currently used (25-11-2015)