Hardware projects tagged spectrum-analyzer

Open hardware projects tagged spectrum-analyzer on BoardRepo. View schematics and PCBs in the browser and download the sources.

Projects

2 boards

spectrum-analyzer

@jadens180

ESP32-based real-time audio spectrum analyzer with custom PCB design. Features INMP441 I2S microphone, SSD1306 OLED display, FFT processing, and real-time WiFi streaming to a browser-based visualizer via WebSockets.

schematicpcbbomgerbersESP32USB-CregulatorUSB

MITOct 1, 2026

spekky-matrix

@jc-spacexp

Spectrum analyser displayed on a LED matrix board connected to a STM32 device

schematicpcbbomSTM32USBswitchregulator

MITJul 9, 2026

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