Solar Radio Observations at HF for 15 May 2012
Where needed, additional descriptive information is provided below the images. No audio is available for these charts.
The chart above shows a burst with a double peak at 1608. The burst is barely discernible in the accompanying spectrogram immediately below.
The solar burst shown at 1948 in the chart above was preceded by a burst of radio frequency interference at 1946. The solar burst seemed to favor lower frequencies as indicated in the accompanying spectrogram below.
