EG-4.5-II Geophone 4.5Hz Vertical with Mueller Clips Connector
Single Geophone 4.5Hz vertical in waterproof land case with spike 75mm, with 1m leader cable,with one D-Loop, terminated with Mueller Clips Connector.
Natural Frequency: 4.5Hz
Coil Resistance: 375Ω
Sensitivity: 28.8 V/m/s