My goodness! There were at least three different signals received on 8430 khz ssb on 13 Mar 2006 after 0800 UTC. Maybe they were actually on adjacent frequencies and the bandwidth was wide enough to catch them all. Loop this mp3 for a really hypnotic effect. It was recorded from my Eton E5.
8430_khz_13mar2006_0808utc.mp3 - 7 min, 1.7mb