EGL is a professional geophone manufacturer from China.
  +86 29 81102094     sales@egl-geo.com    

Geophone Element

  • Geophone 40Hz

Type

EG-40 ( Equivalent to GS-20DX 40Hz )

Natural frequency ( Hz )

40±5%

Open circuit damping

0.37

Damping with calibration shunt

0.576±5%

Calibration shunt resistance(ohm)

1500

Open circuit sensitivity (v/m/s)

42

Sensitivity with calibration shunt(v/m/s)

30.4±5%

Coil Resistance (ohm)

575±5%

Harmonic Distortion ( % )

0.2

Typical Spurious Frequency ( Hz )

380

Moving Mass ( g )

8.2

Max.coil excursion p-p (mm)

1.5

Max.tilt angle

20º

Element Diameter (mm)

27

Element Height (mm)

33

Element Weight (g)

95

Operating Temperature(℃)

-40 to +80

*Other Geophone Type available

( 2Hz,2.5Hz,3Hz,4Hz,4.5Hz,8Hz,10Hz,14Hz,15Hz,28Hz,30Hz,38Hz,60Hz,80Hz,100Hz )