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EXI Harrisburg office adds GISCO ESS-500 Turbo Trailer-Mounted High-Energy Electrical Seismic Source

Exploration Instruments (EXI) has added a new GISCO ESS-500-TURBO, Trailer Mounted Electronic Seismic Source to its PA rental pool. The ESS-500-TURBO has a 500 pound hammer which is raised by an electric motor. The source is capable of firing hundreds of times on battery power alone for quiet vibration free operation. A Honda 5.5 HP engine and alternator keeps batteries charged in the field. The system has fully automatic cycling and has an integrated radio trigger link available.