Research Article

Gap Filling of the CALYPSO HF Radar Sea Surface Current Data through Past Measurements and Satellite Wind Observations

Figure 3

Typical spectra at Ta’ Barkat on 11/01/2014 at 00:00 UTC (a) and noisy spectra due to external interference on 28/09/2013 at 20:00 UTC (b).
(a)
(b)