Nominal Response Library  

Element  sensor 
Below is some manufacturerspecific information to help you locate your instrument response.
DTCC
DTCC is the manufacturer of SmartSolo nodal seismographs.
Eentec
Eentec was formerly Sprengnether.
GeoSpace
GeoSpace was previously OYO Geospace.
HGS Products
Sensor Nederland is a former subsidiary of HGS Products.
Magseis Fairfield
Magseis Fairfield was previously Fairfield Nodal.
RSensors
RSensors are the manufacturer of CME sensors.
SensorNederland
Sensor Nederland is a former subsidiary of HGS Products.
Sercel
Mark Products is now part of Sercel.
Sensor Manufacturers

ASIR

CEADASE
Below is some modelspecific information to help you locate your instrument response.
CPHM500
This horizontalcomponent sensor measures ground velocity. It has the same response as the CPZM500.
CPZM500
This verticalcomponent sensor measures ground velocity. It has the same response as the CPHM500.
LPHA
This horizontalcomponent sensor can measure either ground velocity or ground acceleration, depending on the type of feedback electronics board used with it. The poles and zeros for the LPHA differ from those of a verticalcomponent LPZA using the same board type.
LPZA
This verticalcomponent sensor can measure either ground velocity or ground acceleration, depending on the type of feedback electronics board used with it. The poles and zeros for the LPZA differ from those of a horizontalcomponent LPHA using the same board type.
MB3a
This infrasound sensor measures air pressure.
MB2000
This infrasound sensor measures air pressure.
MB2005
This infrasound sensor measures air pressure.

Chaparral
Below is some modelspecific information to help you locate your instrument response.
50A
This infrasound sensor measures air pressure.
60UHP
This infrasound sensor measures air pressure.
60Vx
This infrasound sensor measures air pressure.

DTCC
Below is some modelspecific information to help you locate your instrument response.
DTSOLO
This geophone measures ground velocity.

Eentec
Below is some modelspecific information to help you locate your instrument response.
SP400
This sensor measures ground velocity.
EP105
This sensor measures ground velocity.
EP300
This sensor measures ground velocity.
EA120
This sensor measures ground acceleration. The EA120 has the same response as the EA140, but a slightly higher noise level.
EA140
This sensor measures ground acceleration. The EA140 has the same response as the EA120, but a slightly lower noise level.

EQMet
Below is some modelspecific information to help you locate your instrument response.
MBB1
This sensor measures ground velocity.
MBB2
This velocity sensor is now listed under the manufacturer Kinementrics.
PBB200S Horizontal
This sensor measures ground velocity. Poles and zeros differ between horizontal and vertical components
PBB200S Vertical
This sensor measures ground velocity. Poles and zeros differ between horizontal and vertical components
TSA100S
This sensor measures ground acceleration.
TSASMA
This strong motion accelerometer is the onboard sensor for the TSASMA accelerograph. The only response information available for this sensor was the number of poles and zeros, the A0 normalization factor, and sensitivity. The pole values have been adopted from the TSA100S, the zero was dropped, and the complex conjugate pole pair for the feedback electronics was adjusted to fit the available information. This is the best estimate to the fit the information available, but small differences above 100 Hz can't be ruled out.

GaiaCode
Below is some modelspecific information to help you locate your instrument response.
SIGMA
This accelerometer measures ground acceleration.

GenericUnity
Below is some modelspecific information to help you locate your instrument response.
UnityAccelerometer
This response has a flat frequency response and sensitivity of 1 V/m/s**2. It is intended as a standin response until the correct response can be determined.
UnityPolynomialPA
This polynomial response has a sensitivity of 1 V/Pa within the frequency bounds of 0 to 1 Hz and input amplitudes of 2000 to +2000 Pa. It is intended as a standin response for other instruments requiring a polynomial response until the correct response can be determined.
UnityVelocity
This response has a flat frequency response and sensitivity of 1 V/m/s. It is intended as a standin response until the correct response can be determined.

GEObit
Below is some modelspecific information to help you locate your instrument response.
C100
This sensor measures ground velocity. It was designed for use with the C100 datalogger.
GEOA200
These GEOA200 accelerometer responses describe the onboard sensor for the GEOA200 digital accelerometer. They should always be paired with an appropriate GEOA200 datalogger responses.
GEOFBA200
These GEOA200 accelerometer responses describe the onboard sensor for the GEOA200 digital accelerometer. They should always be paired with an appropriate GEOA200 datalogger responses.
GEOtiny
The onboard geophone and shortperiod sensors for the GEOtiny digital sensor measure ground velocity.
GEOS120
This sensor measures ground velocity.
S100
This sensor measures ground velocity.
S200
This sensor measures ground velocity.
S400
This sensor measures ground velocity.
SM1500
This sensor measures ground acceleration.

GeoDevice
Below is some modelspecific information to help you locate your instrument response.
BBVS
This sensor measures ground velocity.

GeoSIG
Below is some modelspecific information to help you locate your instrument response.
AC73
This sensor measures ground acceleration.
VE53
This shortperiod sensor measures ground velocity.
VE53BB
This intermediateperiod sensor measures ground velocity.

GeoSpace
Because geophones are passive sensors, nominal responses assume that the sensor is level, the coil and shunt resistances match those listed for the response, and that the preamplifier impedance of the datalogger is at least 2 orders of magnitude greater than the sensor impedance match those listed. To learn how customize these nominal responses for your specific instrumentation, here
GS1
This geophone measures ground velocity.
GSOneLF
This geophone measures ground velocity.
GS11D
This geophone measures ground velocity.
GS30CT
This geophone measures ground velocity.
HS1LT
This geophone measures ground velocity.
HS1LTmini
This geophone measures ground velocity.
OMNI2400
This geophone measures ground velocity.

Geotech
Below is some modelspecific information to help you locate your instrument response.
GS13
This sensor measures ground velocity.
S13
This sensor measures ground velocity. Responses were calculated using an empirical opencircuit damping factor of 0.007 measured at GFZ in Potsdam.
S13J
This sensor measures ground velocity.
BB13
This sensor measures ground velocity.
KS2000
This sensor measures ground velocity. This manually centered model has the same response as the KS2000M and KS2000BH.
KS2000M
This sensor measures ground velocity. This motorcentered model has the same response as the KS2000 and KS2000BH.
KS2000BH
This sensor measures ground velocity. This borehole model has the same response as the KS2000 and KS2000M.
S230
This onecomponent sensor measures ground acceleration. It has the same response as the PA23 and PA23BH
PA23
This threecomponent surface sensor measures ground acceleration. It has the same response as the S230 and PA23BH
PA23BH
This threecomponent borehole sensor measures ground acceleration. It has the same response as the S230 and PA23.

Guralp
Below is some modelspecific information to help you locate your instrument response.
CMG1T
This sensor measures ground velocity.
CMG3ESP
This sensor measures ground velocity.
CMG3T
This sensor measures ground velocity.
CMG3TB
This borehole sensor measures ground velocity.
CMG3T5THybridNSN
This sensor's response has units of ground velocity, although part of its band is flat to acceleration and part is flat to velocity.
CMG3v
This sensor measures ground velocity.
CMG6T
This sensor measures ground velocity.
CMG6TF
This sensor measures ground velocity.
CMG40T
This sensor measures ground velocity.
CMGEDUT
This sensor measures ground velocity.
CMG5T
This sensor measures ground acceleration.
CMG5TC
This sensor measures ground acceleration.
Fortis
This sensor measures ground acceleration.

HGSProducts
Because geophones are passive sensors, nominal responses assume that the sensor is level, the coil and shunt resistances match those listed for the response, and that the preamplifier impedance of the datalogger is at least 2 orders of magnitude greater than the sensor impedance match those listed. To learn how customize these nominal responses for your specific instrumentation, here.
HG4
This geophone measures ground velocity.
HG5HS
This geophone measures ground velocity.
HG6
This geophone measures ground velocity.
HG6HS
This geophone measures ground velocity.
HG6HT
This geophone measures ground velocity.
HG6OMNI
This geophone measures ground velocity.
HG7
This geophone measures ground velocity.
HG11
This geophone measures ground velocity.
HG24
This geophone measures ground velocity.
HG24CT
This geophone measures ground velocity.
HG24HS
This geophone measures ground velocity.
HG24SG
This geophone measures ground velocity.
HG25OMNI
This geophone measures ground velocity.

HighTech
Below is some modelspecific information to help you locate your instrument response.
HTI96Min
This infrasound sensor measures air pressure.

Hyperion
Below is some modelspecific information to help you locate your instrument response.
Hyperion
This infrasound sensor measures air pressure.

IESE
Because geophones are passive sensors, nominal responses assume that the sensor is level, the coil and shunt resistances match those listed for the response, and that the preamplifier impedance of the datalogger is at least 2 orders of magnitude greater than the sensor impedance match those listed. To learn how customize these nominal responses for your specific instrumentation, here. IESE does not list current damping or shunt resistor information, so responses are given with a calculated shunt resistance that assumes a total damping of 0.7071 critical. Additional parameters needed to customize these responses using the link above are as follows:  Fundamental Frequency  Mass  Open Circuit Dampiong  Intrinsic Sensitivity            4.5 Hz  0.023 Kg  0.27  78.74 V/M/S   2.0 Hz  0.023 Kg  0.61  78.7 V/M/S 
G88
This geophone measures ground velocity. It has the same nominal response as the S21g and S31f with the same resistors.
S21g
This geophone measures ground velocity. It has the same nominal response as the G88 and S31f with the same resistors.
S31f
This geophone measures ground velocity. It has the same nominal response as the G88 and S21g with the same resistors.

iTem
Below is some modelspecific information to help you locate your instrument response.
prs2500
This infrasound sensor measures air pressure.
prs0250
This infrasound sensor measures air pressure.
prs0100
This infrasound sensor measures air pressure.
prs0025
This infrasound sensor measures air pressure.

JeffreyBJohnson
Below is some modelspecific information to help you locate your instrument response.
infraBSUv1
This infrasound sensor measures air pressure.
infraBSUv2
This infrasound sensor measures air pressure.
infraNMT
This infrasound sensor measures air pressure.

Kinemetrics
Below is some modelspecific information to help you locate your instrument response.
EpisensorEST
This accelerometer measures ground acceleration.
EpisensorESU
This accelerometer measures ground acceleration.
EpisensorESU2
This accelerometer measures ground acceleration.
EpisensorESDH
This accelerometer measures ground acceleration.
EpisensorSBEPI
This accelerometer measures ground acceleration.
Episensor2
This accelerometer measures ground acceleration.
FBA11
This verticalcomponent accelerometer measures ground acceleration.
FBA13
This threecomponent accelerometer measures ground acceleration.
FBA23
This accelerometer measures ground acceleration.
FBA3
This accelerometer measures ground acceleration.
MBB2
This velocity sensor was previously listed under manufacturer EQMet.
SS1Ranger
This sensor measures ground velocity.

LaHusen
Below is some modelspecific information to help you locate your instrument response.
VDP10
This infrasound sensor measures air pressure.

Lennartz
Below is some modelspecific information to help you locate your instrument response.
LE3DClassic
This sensor measures ground velocity.
LE3DliteMkII
This sensor measures ground velocity.
LE3DliteMkIII
This sensor measures ground velocity.
LE1DV
This sensor measures ground velocity.
LE1DVMkII
This sensor measures ground velocity.
LE1DVMkIII
This sensor measures ground velocity.
LE3DBH
This sensor measures ground velocity.
LE3DBHMKIII
This sensor measures ground velocity.
LE3D5s
This sensor measures ground velocity.
LE3D5sMkIII
This sensor measures ground velocity.
LE3D20s
This sensor measures ground velocity.

Lunitek
Below is some modelspecific information to help you locate your instrument response.
LK307115
This accelerometer measures ground acceleration.
LTME90
This accelerometer measures ground acceleration.
LTME100
This accelerometer measures ground acceleration.
LTME110
This accelerometer measures ground acceleration.
SentinelMEMS
This accelerometer measures ground acceleration. It is the onboard accelerometer for the Sentinel datalogger.
SentinelGeophone
This geophone measures ground velocity. It is the onboard geophone for the Sentinel datalogger.
TELLUS
This sensor measures ground velocity.
TELLUSR2
This sensor measures ground rotation in V/rad/s.

MagseisFairfield
Below is some modelspecific information to help you locate your instrument response.
ZLANDGen2
This geophone measures ground velocity. These are the onboard geophone responses for the Zland Generation 2 Node instruments. They have published effective sensitivities and total damping values of 0.7, but resistances are not specified. Zland Generation 1 Nodes used Geospace GS30CT geophones onboard.

Nanometrics
Below is some modelspecific information to help you locate your instrument response.
MeridianPosthole
This sensor measures ground velocity. It is the onboard sensor for the Meridian Posthole datalogger.
MeridianCompactPosthole
This sensor measures ground velocity. It is the onboard sensor for the Meridian Compact datalogger.
Titan
This accelerometer measures ground acceleration. It is the onboard accelerometer for the Trillium Cascadia Posthole, the TitanSMA and Titan EA.
Trillium40
This sensor measures ground velocity.
Trillium120P
This sensor measures ground velocity.
Trillium120PA
This sensor measures ground velocity.
Trillium120Q
This sensor measures ground velocity.
Trillium120QA
This sensor measures ground velocity.
Trillium120PH
This sensor measures ground velocity.
Trillium120BH
This sensor measures ground velocity.
Trillium240
This sensor measures ground velocity.
Trillium240OBS
This sensor measures ground velocity.
Trillium360
This sensor measures ground velocity.
Trillium360BH
This sensor measures ground velocity.
Trillium360PH
This sensor measures ground velocity.
Trillium360GSN
This sensor measures ground velocity.
Trillium360GSNBH
This sensor measures ground velocity.
Trillium360GSNPH
This sensor measures ground velocity.
TrilliumAllTerrain
This sensor measures ground velocity.
TrilliumCascadia
This sensor measures ground velocity. This is the response for the Trillium Compact onboard sensor. For the onboard accelerometer, please use Titan accelerometer responses.
TrilliumCompact20
This sensor measures ground velocity.
TrilliumCompact20Horizon
This sensor measures ground velocity.
TrilliumCompact20PH
This sensor measures ground velocity.
TrilliumCompact120
This sensor measures ground velocity.
TrilliumCompact120Horizon
This sensor measures ground velocity.
TrilliumCompact120PH
This sensor measures ground velocity.
TrilliumCompact120OBS
This sensor measures ground velocity.
TrilliumHorizon120
This sensor measures ground velocity.
TrilliumHorizon120v2
This sensor measures ground velocity.
TrilliumSlimPosthole120
This sensor measures ground velocity.
 MeridianCompactPosthole
 MeridianPosthole
 Titan
 Trillium120BH
 Trillium120P
 Trillium120PA
 Trillium120PH
 Trillium120Q
 Trillium120QA
 Trillium240
 Trillium240OBS
 Trillium360
 Trillium360BH
 Trillium360GSN
 Trillium360GSNBH
 Trillium360GSNPH
 Trillium360PH
 Trillium40
 TrilliumAllTerrain
 TrilliumCascadia
 TrilliumCompact120
 TrilliumCompact120Horizon
 TrilliumCompact120OBS
 TrilliumCompact120PH
 TrilliumCompact20
 TrilliumCompact20Horizon
 TrilliumCompact20PH
 TrilliumHorizon120
 TrilliumHorizon120v2
 TrilliumSlimPosthole120

REFTEK
Below is some modelspecific information to help you locate your instrument response.
RT131A02
This accelerometer measures ground acceleration.
RT131B01
This accelerometer measures ground acceleration.
RT131B0203
This accelerometer measures ground acceleration.
RT147
This accelerometer measures ground acceleration.
RT147A
This accelerometer measures ground acceleration.
RT151A
This sensor measures ground velocity.
RT151B
This sensor measures ground velocity.

RSensors
Below is some modelspecific information to help you locate your instrument response.
CME3211
This sensor measures ground velocity.
CME3311
This sensor measures ground velocity.
CME4011/4011OB
This sensor measures ground velocity.
CME4111/4111OB
This sensor measures ground velocity.
CME4211
This sensor measures ground velocity.
CME4311
This sensor measures ground velocity.
CME6011
This sensor measures ground velocity.
CME6111
This sensor measures ground velocity.
CME6211
This sensor measures ground velocity.
MTSS1001
This geophone measures ground velocity.
MTSS1031A/h3>
This accelerometer measures ground acceleration.
MTSS1033A/h3>
This accelerometer measures ground acceleration.
MTSS1041A/h3>
This accelerometer measures ground acceleration.
MTSS1043A/h3>
This accelerometer measures ground acceleration.
MTSS2003
This geophone measures ground velocity.

RTClark

SARA
Below is some modelspecific information to help you locate your instrument response.
SA10
This sensor measures ground acceleration.
SS01
This sensor measures ground velocity.
SS02
This sensor measures ground velocity.
SS05
This sensor measures ground velocity.
SS10
This sensor measures ground velocity.

SeismoWave
Below is some modelspecific information to help you locate your instrument response.
MB3a
This infrasound sensor measures air pressure.

SensorNederland

Sercel
Because geophones are passive sensors, nominal responses assume that the sensor is level, the coil and shunt resistances match those listed for the response, and that the preamplifier impedance of the datalogger is at least 2 orders of magnitude greater than the sensor impedance match those listed. To learn how customize these nominal responses for your specific instrumentation, here
L4A
This geophone measures ground velocity.
L4C
This geophone measures ground velocity.
L10AR
This geophone measures ground velocity.
L10B
This geophone measures ground velocity.
L22D
This geophone measures ground velocity.
L22E
This geophone measures ground velocity.
L28LB
This geophone measures ground velocity.
SGHT15
This geophone measures ground velocity.

SiliconAudio
Below is some modelspecific information to help you locate your instrument response.
103POmniTiltAccel
This optical accelerometer measures ground acceleration.
113POmniTiltVel
This optical seismometer measures ground velocity.
203PLowNoiseAccel
This optical accelerometer measures ground acceleration.
113PLowNoiseVel
This optical seismometer measures ground velocity.

SolGeo
Below is some modelspecific information to help you locate your instrument response.
Veloget
This sensor measures ground velocity.

Sprengnether
Because geophones are passive sensors, nominal responses assume that the sensor is2level, the coil and shunt resistances match those listed for the response, and that the preamplifier impedance of the datalogger is at least 2 orders of magnitude greater than the sensor impedance match those listed. To learn how customize these nominal responses for your specific instrumentation, here.
S6000
This geophone measures ground velocity.

Streckeisen
Below is some modelspecific information to help you locate your instrument response.
STS1
This sensor measures ground velocity.
STS2
This sensor measures ground velocity.
STS2.5
This sensor measures ground velocity. This sensor has the same response as the STS3, but differs in its casing.
STS3
This sensor measures ground velocity. This sensor has the same response as the STS2.5, but differs in its casing.
STS5A
This sensor measures ground velocity.

Sunfull