Professional Geophone Supplier in China
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Geophone Element

  • Geophone 4.5Hz

Geophone 4.5Hz

Type

EG-4.5-I

Natural Frequency ( Hz )

4.5±10%

Coil Resistance (ohm)

375±5%

Damping

0.56±5%

Open circuit sensitivity (v/m/s)

28.8±5%

Harmonic distortion ( % )

0.3

Typical spurious frequency ( Hz )

140

Moving Mass ( g )

11.1

Max.coil excursion p-p (mm)

3

Element Diameter (mm)

25.4

Element Height (mm)

33.9

Element Weight (g)

81

Operating Temperature(℃)

-40 to +100


Type

EG-4.5-II

Natural frequency ( Hz )

4.5±10%

Damping

0.6±5%

Coil resistance (ohm)

375±5%

Open circuit sensitivity (v/m/s)

28.8±5%

Harmonic distortion ( % )

0.2

Typical spurious Frequency ( Hz )

150

Moving Mass ( g )

11.3

Max.coil excursion p-p (mm)

4

Element Diameter (mm)

25.4

Element Height (mm)

36

Element Weight (g)

86

Operating Temperature(℃)

-40 to +100

*Other Geophone Type available

( 2Hz,2.5Hz,3Hz,4Hz,8Hz,10Hz,14Hz,15Hz,28Hz,30Hz,38Hz,40Hz,60Hz,80Hz,100Hz )