Sensor Comparison Chart

Sensor	Manufacturer	Power	Corner Frequency	Damping	Sensitivity	Poles and Zeroes
STS-2	Streckeisen	30 ma @ 12vdc	0.0083 Hz	0.707 critical	1500 v/m/s	*Depends on generation: Generic, Gen.1, Gen.2, Gen.3
CMG-3T	Guralp	70 ma @ 12vdc	0.0083 Hz	0.707 critical	1500 v/m/s	5 poles, 2 zeros
CMG3-ESP	Guralp	70 ma @ 12vdc	0.033 Hz	0.707 critical	2000 v/m/s	5 poles, 2 zeros
CMG-40T	Guralp	50 ma @ 12vdc	0.033 Hz	0.707 critical	800 v/m/s	5 poles, 2 zeros
CMG-40-1	Guralp	50 ma @ 12vdc	1.0 Hz	0.707 critical	2000 v/m/s	6 poles, 2 zeros
Trillium 240 Update	Nanometrics	54 ma @ 12vdc	0.0042 Hz	0.707 critical	1200 v/m/s	Gen 1 (s/n 0-399): 7 poles 5 zeros Gen 2 (s/n 400+): 7 poles 5 zeros
Trillium 120PA Update	Nanometrics	54 ma @ 12vdc	0.008 Hz	0.707 critical	1200 v/m/s	7 poles, 5 zeros
Trillium 40	Nanometrics	46 ma @ 12vdc	0.025 Hz	0.707 critical	1500 v/m/s	7 poles, 5 zeros
Compact Trillium	Nanometrics	14 ma @ 12vdc	0.008 Hz	0.707 critical	749.1 v/m/s	7 poles, 3 zeros
L-22-3D	Mark Products	passive	2.0 Hz	0.707 critical	88 v/m/s	2 poles, 2 zeros
L-28-3D	Mark Products	passive	4.5 Hz	0.707 critical	30.4 v/m/s	2 poles, 2 zeros
Y-28-3D	Oyo-Geospace	passive	4.5 Hz	0.707 critical	32 v/m/s	2 poles, 2 zeros
GS11	Oyo-Geospace	passive	4.5 Hz	0.707 critical	100 v/m/s	2 poles, 2 zeros
L-40	Mark Products	passive	40 Hz	0.707 critical	22.34 v/m/s	2 poles, 2 zeros
L-4C	Mark Products	passive	1.0 Hz	0.707 critical	166.54 v/m/s	2 poles, 2 zeros
S-13	Teledyne Geotech	passive	1.0 Hz	0.707 critical	629 v/m/s	2 poles, 2 zeros

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