WeraDesk Web Interface Documentation - User's Guide

The Chirp Length field has the following options:
0.173333	Doppler spectra width ±2.885 Hz, good for Bragg lines at 68.0 MHz
0.178750	Doppler spectra width ±2.797 Hz, good for Bragg lines at 63.5 MHz
0.189583	Doppler spectra width ±2.637 Hz, good for Bragg lines at 56.5 MHz
0.195000	Doppler spectra width ±2.564 Hz, good for Bragg lines at 53.4 MHz
0.211250	Doppler spectra width ±2.367 Hz, good for Bragg lines at 45.5 MHz
0.216667	Doppler spectra width ±2.398 Hz, good for Bragg lines at 43.2 MHz
0.227500	Doppler spectra width ±2.198 Hz, good for Bragg lines at 39.2 MHz
0.238333	Doppler spectra width ±2.098 Hz, good for Bragg lines at 35.7 MHz
0.243750	Doppler spectra width ±2.051 Hz, good for Bragg lines at 34.2 MHz
0.260000	Doppler spectra width ±1.923 Hz, good for Bragg lines at 30.0 MHz
0.265417	Doppler spectra width ±1.884 Hz, good for Bragg lines at 28.8 MHz
0.270833	Doppler spectra width ±1.846 Hz, good for Bragg lines at 27.7 MHz
0.281667	Doppler spectra width ±1.775 Hz, good for Bragg lines at 25.6 MHz
0.292500	Doppler spectra width ±1.709 Hz, good for Bragg lines at 23.7 MHz
0.297917	Doppler spectra width ±1.678 Hz, good for Bragg lines at 22.9 MHz
0.303333	Doppler spectra width ±1.648 Hz, good for Bragg lines at 22.1 MHz
0.325000	Doppler spectra width ±1.538 Hz, good for Bragg lines at 19.2 MHz
0.341250	Doppler spectra width ±1.465 Hz, good for Bragg lines at 17.4 MHz
0.346667	Doppler spectra width ±1.442 Hz, good for Bragg lines at 16.9 MHz
0.352083	Doppler spectra width ±1.420 Hz, good for Bragg lines at 16.4 MHz
0.357500	Doppler spectra width ±1.399 Hz, good for Bragg lines at 15.9 MHz
0.379167	Doppler spectra width ±1.319 Hz, good for Bragg lines at 14.1 MHz
0.390000	Doppler spectra width ±1.282 Hz, good for Bragg lines at 13.3 MHz
0.406250	Doppler spectra width ±1.231 Hz, good for Bragg lines at 12.3 MHz
0.417083	Doppler spectra width ±1.199 Hz, good for Bragg lines at 12.1 MHz
0.422500	Doppler spectra width ±1.183 Hz, good for Bragg lines at 11.4 MHz
0.433333	Doppler spectra width ±1.154 Hz, good for Bragg lines at 10.8 MHz
0.438750	Doppler spectra width ±1.140 Hz, good for Bragg lines at 10.5 MHz
0.455000	Doppler spectra width ±1.100 Hz, good for Bragg lines at 9.8 MHz
0.460417	Doppler spectra width ±1.086 Hz, good for Bragg lines at 9.6 MHz
0.476667	Doppler spectra width ±1.050 Hz, good for Bragg lines at 8.9 MHz
0.487500	Doppler spectra width ±1.026 Hz, good for Bragg lines at 8.5 MHz
0.492917	Doppler spectra width ±1.014 Hz, good for Bragg lines at 8.4 MHz
0.498333	Doppler spectra width ±1.003 Hz, good for Bragg lines at 8.2 MHz
0.514583	Doppler spectra width ±0.972 Hz, good for Bragg lines at 7.7 MHz
0.520000	Doppler spectra width ±0.962 Hz, good for Bragg lines at 7.5 MHz

Remarks

• The table above gives the optimum chirp length for a given working frequency. If the frequency used is not found in the table, select the next shorter chirp length.

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