Last night HAARP (High Frequency Active Auroral Research Program) was up on 3250 kHz and received very well here in California. It was the first time I have been able to watch it on the SDR waterfall and it was pretty interesting to say the least.
Here are 2 screenshots from HDSDR. (Click for larger view)
Below is an audio clip of what some of the HAARP tones sounded like.Listen to the audio