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This is a film clip I made of my MFJ-989C ham radio antenna tuner (rated at 3 kW). I encounter major sparks when hit with only 500 watts of power.

The annual Geminids meteor shower, scheduled to reach its peak on December 13 and 14, is slated to be the most intense shower of the entire year. This is also prime time for amateurs who enjoy bouncing their VHF signals off the ionized trails of these space rocks as they streak into our atmosphere. Known as meteor scatter, this communication technique takes advantage of temporary radio pathways…

American Radio Relay League | Ham Radio Association and Resources