
Borehole triaxial geophone for shear wave measurements in dry or water-filled holes up to 200m deep.
5 sensor geophone (4 horizontal, 1 vertical) for P- and S-waves in dry or water-filled boreholes up to 200m deep.
BGK3 (triaxial sensor) and BGK7 (6 horizontal and one vertical sensor) for recording P- and S-waves in dry or water-filled boreholes up to 200m deep.
Downhole hydrophone array with up to 24 channels for cased/uncased, water-filled, narrow-diameter boreholes up to 400m. For downhole and crosshole data collection.
Digital borehole geophone for P- and S-waves in dry or water-filled boreholes up to 2000m deep. Deployed using a logging winch with four-conductor cable.
Hydrophone string for P-waves in water-filled boreholes up to 500m deep (24 hydrophones with 1m intervals - different configurations available).
Two-station system to receive P- and S-waves in dry and water-filled boreholes up to 100m deep and determine interval velocities.
Digital hydrophone string for recording P-waves in boreholes up to 1000m for tomographic surveys. Deployed using a logging winch with four-conductor cable.
Digital triaxial geophone string (up to 10 stations) to receive P- and S-waves in dry or water-filled boreholes up to 100m. Designed for S-wave borehole tomography.
Analog triaxial geophone string (up to 8 stations) to receive S-waves in dry or water-filled boreholes up to 100m. For borehole tomography or downhole surveying.