A06_Specifications.docx

Salient Characteristics Special Order S21071

GROUND PENETRATING RADAR (GPR) SYSTEM

SALIENT CHARACTERISTICS:

1 ea. – Ground Penetrating Radar (GPR) System

1. Shall consist of a non-invasive geophysical radar system capable of producing a continuous cross-sectional profile of subsurface features without drilling, probing, or digging.

2. Shall be capable of a GPR measurement recording time of at least 190,000 ns.

3. Shall be capable of Digital Equivalent Time Sampling (DETS) techniques.

4. Shall be capable of emitting a pulse up to at least 100K times a second (100kHz).

5. Shall be capable of up to at least 30,000 sample points in a GPR trace.

6. Shall include active temperature and voltage compensation.

Digital Video Logger and Display Unit

7. Shall be a field computer capable of displaying and storing collected data.

8. Shall operate over a range of temperatures from at least -30 to 50 degrees C.

9. Shall include USB and RS-232 ports.

10. Shall include internal memory with up to at least 8 GB of storage capacity.

11. Shall include integrated WiFi communications.

12. Shall include an integrated Global Navigation Satellite System (GNSS).

13. Shall include an 8-inch diagonal, sunlight-readable, touchscreen LCD display.

14. Shall include a built-in speaker with volume control.

15. Shall be a resistive type display capable of allowing finger and non-finger (glove) input.

Control Module to Power Supply Cable

16. Shall consist of a cable that connects the Display Unit (described above) to the 12-volt power source (described below).

Belt Power Supply w/Case

17. Shall consist of a fabric type case with belt capable of holding a 12-volt battery.

18. Shall include a 12-volt rechargeable lead-acid gel-cell type battery.

19. Shall be capable of being attached to a persons’ waist.

Power Source Charger

20. Shall be an AC type charger for the 12-volt battery described above.

Carrying Case

21. Shall consist of a ruggedized carrying case with handle.

22. Shall be capable of storing the Display Unit, power supply, charger, power cable(s), and manual.

1 ea. – 500 MHz Transducer Package

23. Shall consist of 500 MHz receiver transducer, 500 MHz transmitter transducer, and a skid plate assembly.

500 MHz Receiver Transducer

24. Shall include both an antenna and the receiver electronics for operating at 500 MHz frequency.

25. Shall include resistive dipole elements.

26. Shall be no larger than 6.5 x. 9.5 x 9.5 inches.

27. Shall operate over a range of temperatures from at least -40 to 60 degrees C.

500 MHz Transmitter Transducer

28. Shall include both an antenna and the transmitter electronics for operating at 500 MHz frequency.

29. Shall operate over a range of temperatures from at least -40 to 60 degrees C.

30. Shall include resistive dipole elements.

31. Shall be no larger than 6.5 x. 9.5 x 9.5 inches.

Skid Plate Assembly

32. Shall be a mechanical device that protects the transducers from contact with the ground when the system is moving.

33. Shall include facilities for attaching the 500 MHz transducer(s) to the skid plate.

1 ea. – 1000 MHz Transducer Package

34. Shall consist of 1000 MHz receiver transducer, 1000 MHz transmitter transducer, and a skid plate assembly.

1000 MHz Receiver Transducer

35. Shall include both an antenna and the receiver electronics for operating at 1000 MHz frequency.

36. Shall operate over a range of temperatures from at least -40 to 60 degrees C.

37. Shall include resistive dipole elements.

38. Shall be no larger than 5.0 x. 6.0 x 6.0 inches.

1000 MHz Transmitter Transducer

39. Shall include both an antenna and the transmitter electronics for operating at 1000 MHz frequency.

40. Shall be no larger than 5.0 x. 6.0 x 6.0 inches.

41. Shall include resistive dipole elements.

42. Shall operate over a range of temperatures from at least -40 to 60 degrees C.

Skid Plate Assembly

43. Shall be a mechanical device that protects the transducers from contact with the ground when the system is moving.

44. Shall include facilities for attaching the 1000 MHz transducer(s) to the skid plate.

2 ea. – Transducer Cable

45. Shall attach the Transducer(s) to the to Display Unit.

46. Shall be 10m (30 ft.) in length.