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How to Build a weatherproof compact high gain WiFi antenna

"How to Build a weatherproof compact high gain WiFi antenna" cover image

See how to build a weatherproof compact high gain WiFi antenna for under fifteen dollars! This homemade WiFi antenna should be enough for most applications, since it's three times more powerful than a standard antenna.

For this compact DIY Wi-Fi antenna, you'll need a 12cm x 12cm sheet of brass, a semi-rigid coaxial cable an SMA connector at the end (you can get them at eBay), some 1-1/ square millimeter wire and an old tupperware container. You'll also need some wire cutters, glue, and a soldering iron.

This is a great, sturdy, strong and reliable do-it-yourself WiFi antenna that picks up a great signal!

Apple's iOS 26 and iPadOS 26 updates are packed with new features, and you can try them before almost everyone else. First, check our list of supported iPhone and iPad models, then follow our step-by-step guide to install the iOS/iPadOS 26 beta — no paid developer account required.

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