2 layers

Boards in 2 GitHub repositories, designed in KiCad, that use the NE5532P by Texas Instruments (-15V~15V 0℃~+70℃ 100dB 10MHz 150nA 16mA 1uA 2 38mA 4mV 5nV/√Hz@1kHz 5uV/℃ 9V/us Built-in compensation PDIP-8 Operational Amplifier ROHS). See how each wires it, with its parts, size, README and files; the NE5532P’s symbol, footprint and pinout are on its own page.


KawaiButa/speaker-diy
A complete, open-hardware engineering design for a DIY Active Stage Monitor Loudspeaker optimized for live vocal and acoustic guitar performance at indoor venues (1–2 m listening distance).