What geophones shou...
 
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Question What geophones should I use in a refraction survey?

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Gretchen Schmauder
(@gschmauder)
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Joined: 7 years ago
Posts: 122
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10-14 Hz are the most common and the least expensive. Much more than 20-30 Hz and you start cutting into your signal. Less than 10 Hz and the phones become a somewhat fragile and less field-robust.



   
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