With an off-the-shelf LCD, this mess of wires and boards turns into an auto-scanning spectrum analyzer that’s also able to put video from a drone onto a screen.

[El Artis] just finished building an audio spectrum analyzer that uses a character LCD. The uses an Arduino to drive the display, but unlike other meters that use the microcontroller for analysis, … ...

Browse the Project Folders – Pick a project you're interested in. Open the .cpp File – Review and understand the Arduino code. Try it in Tinkercad: Visit Tinkercad Circuits Read the pdf files for ...

README Wifi Spectrum Analyzer 2.4GHz This project is an Arduino based 2.4GHz scanner built around a TI CC2500 module and an ESP32 with an OLED display. The LCD displays the selected frequency bands ...