this post was submitted on 20 Feb 2025
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Mildly Interesting

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[–] cm0002@lemmy.world 13 points 2 days ago (2 children)

But...WiFi capable ESP32s have a built-in antenna tho

Yeah i was thinking the same thing, but maybe the wifi router is far away so they needed to increase their range?

[–] qaz@lemmy.world 5 points 2 days ago (1 children)

I have a ESP32-WROOM-32U which is a model that uses an external antenna

[–] cm0002@lemmy.world 3 points 2 days ago

Ahhh, I knew there were some that took an external antenna but I always thought it was in addition to an internal one lol