Data Series 972
Table 1. 14BIM05 chirp data acquisition parameters.
|
Sample
Frequency (kHz) |
Frequency Range (kHz) |
Record
Length (ms) |
Shot
Rate (s) |
Shot
Spacing* (m) |
Navigation
System |
Navigation
Receiver Accuracy (m) |
Navigation Fix Interval (s) |
|---|---|---|---|---|---|---|---|
|
43
|
4 - 20 |
40 - 65
|
0.250
|
0.450
|
OmniSTAR HP DGPS
|
0.20 |
1 |
*Shot spacing was highly variable and based on a survey speed of approximately 3.5 knots. Frequencies are given in kilohertz (kHz), time in seconds (s) and milliseconds (ms), and distances in meters (m).