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Sunlit railway shed with a jet ski on a trailer and a portable horn, track curving into a rocky pine-lined cutting.Oct 05, 2026
// BATTERY-TRAIN-HORN

Train Horn for a Jet Ski or PWC: Meeting the Sound-Signal Rule With a Portable Battery Horn

A PWC is a vessel, and on federally controlled water it needs an efficient sound signal audible for about half a mile. Here's what...

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