1. Receivers and Recording Systems

2. Geophones String of Geophones 3 component Typical exploration geophone Various casings

3. Geophone Velocity sensor Geophone as high pass filter Natural (Resonant) Frequency Distortion

4. Recording Systems

5. Land Recording Layouts

6. Lots of Cables

7. Telemetry Recording Geometrics GEODE System

8. Hydrophone Pressure sensor

9. “Hardware” Processing

10. Common Filters Lo, Hi, Band Pass Notch

11. Arrays

12. Array Response Apparent Wavenumber (k = 2  / )

13. Array: Example Before After

14. Noise Test

15. Array Response

16. Source Array

17. Example: New Mexico

18. Designing a Vib Array