On the left, the proposed 2-bit antenna element is shown. On the right, a diagram and a picture of the experimental 1×8 phased array antenna are shown. Each individual element is rotated ...

In creating this model, I inadvertently created the perfect WiFi antenna for an ESP8266 module using nothing but 3D printed parts, a bit of epoxy, and duct tape.

If you’re a reader of Hackaday, then you’ve almost certainly encountered an Espressif part. The twin microcontroller families ESP8266 and ESP32 burst onto the scene and immediately beca… ...