2 layers280 × 120 mm

Softstart
Synthron/SymAsym
High Power Audio Amplifier based on the Red Devil SymAsym PCBs from audiopcb.de
94 parts2
Boards in 1 GitHub repository, designed in KiCad, that use the SK104 by Jiangsu Changjing Electronics Technology (CJ). See how each wires it, with its parts, size, README and files; the SK104’s symbol, footprint and pinout are on its own page.

Synthron/SymAsym
High Power Audio Amplifier based on the Red Devil SymAsym PCBs from audiopcb.de