Physical product
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Helios LED Controller
Drive HUB75 matrices at 120 Hz from your browser.
$39 40 in stock
The controller board from the Helios project, assembled and tested: an ESP32-S3 with level shifters and a HUB75 header, running the Helios firmware with the browser-based animation studio. Plug in any 64×32 or 64×64 panel and stream animations over Wi-Fi in minutes.
- ESP32-S3, 8 MB PSRAM for double-buffered frames
- 120 Hz flicker-free refresh via DMA
- Browser animation studio — no app install
- Powers panel + board from one 5 V barrel jack
- Open firmware, OTA updates
Built and tested in small batches. Ships worldwide with tracking.
Reviews
“Streamed a spectrum analyzer to my panel the same evening it arrived.”