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Poles and Zeroes

All poles and zeroes in radians/sec

Contents:

STS2 - 'Generic': 5 poles 2 zeros (what we used till 2008 when we found out there were 3 generations of STS-2 responses;

the differences only affect the high frequency corner)
STS2 Generation 1: 9 poles 5 zeros
STS2 Generation 2: 14 poles 9 zeros
STS2 Generation 3: 11 poles 6 zeros
CMG 3T: 120sec corner, 5 poles 2 zeros
CMG3 ESP 30sec corner: 5 poles 2 zeros
CMG 40T 30sec corner: 5 poles 2 zeros
CMG 40-1: 6 poles 2 zeros
Trillium 240 Gen 1 (serial numbers 0-399): 11 poles 6 zeros

Trillium 240 Gen 2 (serial numbers 400+): 11 poles 6 zeros
Trillium 120PA: 7 poles 5 zeros
Trillium 40: 7 poles 5 zeros
Compact Trillium 7 poles 3 zeros
L-22-3D: 2 poles 2 zeros
L-28-3D: 2 poles 2 zeros

Y-28-3D: 2 poles 2 zeros

GS11: 2 poles 2 zeros

L40: 2 poles 2 zeros
L4C: 2 poles 2 zeros
S13: 2 poles 2 zeros

IRIS DMC Library of Nominal Responses for Seismic Instruments

STS2	Generic
5	Poles
-3.70E-02	3.70E-02
-3.70E-02	-3.70E-02
-2.51E+02	0.00E+00
-1.31E+02	4.67E+02
-1.31E+02	-4.67E+02
2	Zeros
0.00E+00	0.00E+00
0.00E+00	0.00E+00

Get STS2 Generation from Serial Number
Document Describing STS2 Generations

STS2	Generation 1
9	Poles
-3.70E-02	3.70E-02
-3.70E-02	-3.70E-02
-1.60E+01	0.00E+00
-4.17E+02	0.00E+00
-1.87E+02	0.00E+00
-1.01E+02	4.02E+02
-1.01E+02	-4.02E+02
-7.45E+03	7.14E+03
-7.45E+03	-7.14E+03
5	Zeros
0.00E+00	0.00E+00
0.00E+00	0.00E+00
-1.52E+01	0.00E+00
-3.19E+02	4.01E+02
-3.19E+02	-4.01E+02

Get STS2 Generation from Serial Number
Document Describing STS2 Generations

STS2	Generation 2
14	Poles
-6.91E+03	9.21E+03
-6.91E+03	-9.21E+03
-6.23E+03	0.00E+00
-4.94E+03	4.71E+03
-4.94E+03	-4.71E+03
-1.39E+03	0.00E+00
-5.57E+02	6.01E+01
-5.57E+02	-6.01E+01
-9.84E+01	4.43E+02
-9.84E+01	-4.43E+02
-1.10E+01	0.00E+00
-3.70E-02	3.70E-02
-3.70E-02	-3.70E-02
-2.55E+02	0.00E+00
9	Zeros
0.00E+00	0.00E+00
0.00E+00	0.00E+00
-5.91E+03	3.41E+03
-5.91E+03	-3.41E+03
-6.84E+02	1.76E+02
-6.84E+02	-1.76E+02
-5.55E+02	0.00E+00
-2.95E+02	0.00E+00
-1.08E+01	0.00E+00

Get STS2 Generation from Serial Number
Document Describing STS2 Generations

STS2	Generation 3
11	Poles
-1.33E+04	0.00E+00
-1.05E+04	1.01E+04
-1.05E+04	-1.01E+04
-5.20E+02	0.00E+00
-3.75E+02	0.00E+00
-9.73E+01	4.01E+02
-9.73E+01	-4.01E+02
-1.56E+01	0.00E+00
-3.70E-02	3.70E-02
-3.70E-02	-3.70E-02
-2.55E+02	0.00E+00
6	Zeros
0.00E+00	0.00E+00
0.00E+00	0.00E+00
-4.63E+02	4.31E+02
-4.63E+02	-4.31E+02
-1.77E+02	0.00E+00
-1.52E+01	0.00E+00

Get STS2 Generation from Serial Number
Document Describing STS2 Generations

CMG	3T
5	Poles
-3.70E-02	3.70E-02
-3.70E-02	-3.70E-02
-5.03E+02	0.00E+00
-1.01E+03	0.00E+00
-1.13E+03	0.00E+00
2	Zeros
0.00E+00	0.00E+00
0.00E+00	0.00E+00

CMG3	ESP
5	Poles
-1.49E-01	1.49E-01
-1.49E-01	-1.49E-01
-5.03E+02	0.00E+00
-1.01E+03	0.00E+00
-1.13E+03	0.00E+00
2	Zeros
0.00E+00	0.00E+00
0.00E+00	0.00E+00

CMG	40T
5	Poles
-1.49E-01	1.49E-01
-1.49E-01	-1.49E-01
-5.03E+02	0.00E+00
-1.01E+03	0.00E+00
-1.13E+03	0.00E+00
2	Zeros
0.00E+00	0.00E+00
0.00E+00	0.00E+00

CMG	40-1
6	Poles
-.4443E+01	0.4443E+01
-.4443E+01	-.4443E+01
-.3920E+03	0.8507E+03
-.3920E+03	-.8507E+03
-.2199E+04	0.00E+00
-.4712E+03	0.00E+00
2	Zeros
0.00E+00	0.00E+00
0.00E+00	0.00E+00

Trillium	240 S/N 0-399
11	Poles
-1.813400E-02	1.803400E-02
-1.813400E-02	-1.803400E-02
-8.440000E+01	0.000000E+00
-1.802000E+02	2.244000E+02
-1.802000E+02	-2.244000E+02
-7.250000E+02	0.000000E+00
-1.060000E+03	0.000000E+00
-4.300000E+03	0.000000E+00
-5.800000E+03	0.000000E+00
-4.200000E+03	4.600000E+03
-4.200000E+03	-4.600000E+03
6	Zeros
0.000000E+00	0.000000E+00
0.000000E+00	0.000000E+00
-7.250000E+01	0.000000E+00
-1.633000E+02	0.000000E+00
-2.510000E+02	0.000000E+00
-3.270000E+03	0.000000E+00

Trillium	240 S/N 400+
11	Poles
-1.769900E-02	1.760400E-02
-1.769900E-02	-1.760400E-02
-8.530000E+01	0.000000E+00
-1.554000E+02	2.108000E+02
-1.554000E+02	-2.108000E+02
-7.130000E+02	0.000000E+00
-1.140000E+03	0.000000E+00
-4.300000E+03	0.000000E+00
-5.800000E+03	0.000000E+00
-4.300000E+03	4.400000E+03
-4.300000E+03	-4.400000E+03
6	Zeros
0.000000E+00	0.000000E+00
0.000000E+00	0.000000E+00
-7.250000E+01	0.000000E+00
-1.593000E+02	0.000000E+00
-2.510000E+02	0.000000E+00
-3.270000E+03	0.000000E+00

Trillium	120pa
7	Poles
-3.852E-02	3.658E-02
-3.852E-02	-3.658E-02
-1.78E+02	0.000E+00
-1.35E+02	1.60E+02
-1.35E+02	-1.60E+02
-6.71E+02	11.54E+02
-6.71E+02	-11.54E+02
5	Zeros
0.00E+00	0.00E+00
0.00E+00	0.00E+00
-0.90E+02	0.00E+00
-1.607E+02	0.00E+00
-31.080E+02	0.000E+00

Trillium	40
7	Poles
-2.41E+02	-1.78E+02
-2.41E+02	1.78E+02
-5.35E+01	-7.19E+02
-5.35E+01	7.19E+02
-8.63E+01	0.00E+00
-1.103E-01	1.11E-01
-1.103E-01	-1.11E-01
5	Zeros
0.00E+00	0.00E+00
0.00E+00	0.00E+00
-6.88E+01	0.00E+00
-3.23E+02	0.00E+00
-2.53E+03	0.00E+00

Compact	Trillium
7	Poles
-3.691E-02	3.712E-02
-3.691E-02	-3.712E-02
-3.712E+02	0.000E+00
-3.739E+02	4.755E+02
-3.739E+02	-4.755E+02
-5.884E+02	1.508E+03
-5.884E+02	-1.508E+03
3	Zeros
0.00E+00	0.00E+00
0.00E+00	0.00E+00
-4.341E+02	0.00E+00

L-22	3D
2	Poles
-8.89E+00	8.89E+00
-8.89E+00	-8.89E+00
2	Zeros
0.00E+00	0.00E+00
0.00E+00	0.00E+00

L-28	3D
2	Poles
-1.98E+01	2.02E+01
-1.98E+01	-2.02E+01
2	Zeros
0.00E+00	0.00E+00
0.00E+00	0.00E+00

Y-28	3D
2	Poles
-.1979E+02	0.2019E+02
-.1979E+02	-.2019E+02
2	Zeros
0.00E+00	0.00E+00
0.00E+00	0.00E+00

GS	11
2	Poles
-.1979E+02	0.2019E+02
-.1979E+02	-.2019E+02
2	Zeros
0.00E+00	0.00E+00
0.00E+00	0.00E+00

L	40
2	Poles
-1.77E+02	1.77E+02
-1.77E+02	-1.77E+02
2	Zeros
0.00E+00	0.00E+00
0.00E+00	0.00E+00

L	4C
2	Poles
-4.44E+00	4.44E+00
-4.44E+00	-4.44E+00
2	Zeros
0.00E+00	0.00E+00
0.00E+00	0.00E+00

S	13
2	Poles
-4.44E+00	4.44E+00
-4.44E+00	-4.44E+00
2	Zeros
0.00E+00	0.00E+00
0.00E+00	0.00E+00

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