Wolsey Associates, LLC is an authorized distributor of Instantel seismographs and related products.
Since they were introduced Instantel monitors have become the standard for vibration monitoring accepted by blasters, vibration consultants, quarry and mining operators and regulatory authorities. Instantel is recognized as one of the world’s leading manufacturers of vibration monitors and software. Their instruments are currently in use in over 120 countries.
Wolsey Associates, LLC
P.O. Box 366
Goffstown, New Hampshire 03045