3 companies | 7 products
boreholes geophone -  DHTG

The DHTG borehole geophone has been designed to meet the most demanding Customers request. The system (consisting in a probe, a control unit, the cable together with a cable...

surface piercing geophone / 3D - GEMINI 2 & 4

Gemini-2 & Gemini-4 represent PASI answer to the increasing request for HVSR...

boreholes geophone - GFA-60

GFA down-hole 3D geophone has three 10Hz geophones - oriented according to the x-y-z axis -housed inside a cylindrical probe for the determination of the time of arrival of the type 's' and type 'p' seismic waves. The...

boreholes geophone - S3

3D Borehole sensor
- 4.5 Hz frequency geophones
- Vertical component n. 1 (S3)
- Horizontal...

geophone - Nor1292

The tri-axial geophone Nor1292 is a sensitive transducer for vibration velocity based on a rugged geophone construction used by seismologists and geophysicists for decades. One main application is for the measurement of vibrations in buildings. The frequency response is essentially flat from the resonance frequency 4,5 Hz and...

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