4 layers96 × 100 mm

OtterCastAmp
Ottercast/OtterCastAmp
OtterCastAmp is an open-source WiFi Speaker amplifier, based on a Sochip S3 SoC. Powered by any USB PD adapter for up to 100W of music.
272 parts341MIT
Boards in 3 GitHub repositories, designed in KiCad, that use the AP6236 by AMPAK Tech (-30℃~+65℃ -87dBm 14dBm 2.4GHz 3.3V Bluetooth4.2、IEEE802.11b/g/n Integrated Bluetooth function UART、SDIO、PCM SMD,12x12mm WiFi Modules ROHS). See how each wires it, with its parts, size, README and files; the AP6236’s symbol, footprint and pinout are on its own page.

Ottercast/OtterCastAmp
OtterCastAmp is an open-source WiFi Speaker amplifier, based on a Sochip S3 SoC. Powered by any USB PD adapter for up to 100W of music.

punkfab/pcb-corpus
235 real KiCad boards from open-source hardware repositories, prepared as a placement and routing benchmark
