Why do some radio towers blink?
Автор: Geerling Engineering
Загружено: 2025-10-24
Просмотров: 64140
There's a reason some towers blink, some towers have white or red lights, and some towers have no lights at all!
Learn a little about why towers, buildings, bridges, and even power lines sometimes have blinking lights—and what to do if the lights are out!
Relevant links:
FAA Circular AC 70/7460-1M - Obstruction Marking and Lighting: https://www.faa.gov/regulations_polic...
Blog post with the same information from this video: TODO
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Contents:
00:00 - Why do some towers blink?
00:31 - Why are some lights red? (ft giant bulb)
01:45 - White light and xenon strobes
02:38 - Different colors and different lightning patterns
03:59 - Day pattern, paint, and no lights at all!
05:44 - What about cell towers?
06:42 - The FAA's jurisdiction
07:55 - Can you estimate a tower's height by light?
09:01 - Monitoring and NOTAMs
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