Great collection, probably each would deserve a separate discussion, but now I want to highlight the Spirals...
This is usually caused by a similar equipment at the firing range on a closeby location.
Hpasp Free SAM Simulator, "Realistic to the Switch" (U-2 over Sverdlovsk, B-52's over Hanoi, F-4 Phantoms over the Sinai, F-16's and the F-117A Stealth bomber over the Balkans.) http://sites.google.com/site/samsimulator1972/home
