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BOBCAT-UU (seismic source)

Model id: Bobcat S105 with drop hammer

Description: The source action can be triggered by time or time stamped on trigger. A pressure sensor detects the moment of impact of the drop weight.

Limitations: The Hammer can only be mounted on a certain Bobcat carriers.


Type of seismic source:
drop weightA source that generates seismic waves by a dropping a weight onto the ground surface.
Typical energy:4900 J
Type of carrier:
compact loaderThe tool is mounted on a compact loader (e.g. Bobcat).
Carrier included:yes
Time synchronisation:
GNSSTime synchronisation via a GNSS network.
Postprocessing:Yes, if stacking
Length:2.59 m
Width:1.68 m
Length:1.94 m
Weight:3000 kg
Type of fuel:diesel
Usage conditons:Access on inquiry with the operation organisation/contact person.
Additional usage conditions:Rental or loan depending upon project
Additional information available at:https://www.bobcat.com/attachments/drop-hammer/features
Additional specifications:91 l fuel tank

Operator and contact:

Operator:Uppsala University, Department of Earth Sciences
Contact person:Christopher Juhlin
Telephone:+46 704250183
Address: Villav├Ągen 16
752 36 Uppsala, Sweden

End of I-EDDA database record