2 layers64 × 56.5 mm

GEQ1 AusfB R3
GiesbrechtElectronics/GEQ1
Schematics, PCBs, BOM, etc for GEQ-1 Pocket Equalizer
101 partsMIT
Boards in 1 GitHub repository, designed in KiCad, that use the MPZ2012S102JTD25 by TDK (-55℃~+125℃ 1 1.5A 150mΩ 1kΩ@100MHz ±25% 0805 Ferrite Beads ROHS). See how each wires it, with its parts, size, README and files; the MPZ2012S102JTD25’s symbol, footprint and pinout are on its own page.

GiesbrechtElectronics/GEQ1
Schematics, PCBs, BOM, etc for GEQ-1 Pocket Equalizer