this post was submitted on 23 Jun 2025
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Photography

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KNBR (AM 680) Antennas, Redwood City, CA, 2024

All the pixels, less risk of electrocution or falling, at https://www.flickr.com/photos/mattblaze/54131419266

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[–] mattblaze@federate.social 1 points 1 month ago

@gilester45@twit.social The hats aren't as efficient as a proper length antenna; they serve mostly to increase the current flowing at the top end. And they're BIG (this antenna is so tall that you can't easily tell that the top hat is almost 50 feet across!)