Geophones | Environmental XPRT
Articles & Whitepapers
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Seismograph Comparison - Case Study
Project: Supergraph II Comparison Study at the BART Transbay Tub During Underwater Pier Blasting for Caltrans Date: January 29, 2016 Background This Seismograph Comparison Study summarizes a side-by-side study of three different seismograph systems used to record vibrations measured on a subway tunnel wall during this underwater blast of a bridge pier. Monitoring of background train and the ...
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Crosshole/Downhole Seismic for dynamic soil and rock properties
The Crosshole Seismic (CS) system and method determine shear and compressional wave velocity versus depth profiles. From these measurements, parameters, such as Poisson’s ratios and moduli, ...
News
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Release of New Borehole Geophone String for S-Wave Tomography
Alternatively to the digital MBAS-D system the analog version of a borehole geophone string (MBAS-A) is available on the market. MBAS-A - Analogue Multistation Borehole Aqcuisition System The instrument can be used for S-wave borehole tomography or ...
Equipment & Solutions
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Showcase
Ultra-Light 2in1 Geophone and Listening Device
Combined sound detector with geophone function (connection of an external sensor). Wireless Bluetooth headphones for maximum freedom of movement. Numerical display to indicate the minimum noise level. Filter functions for fading out noise. High sensitivity to detect even the smallest leaks. Unbeatable price-performance ratio.