56529bef3a0c7d0b31cfccd6b6ce971fb35b4e9c Updates from real TL0x4, fix pots being backwards, tighten up schematic, fit letter instead of latch, https://www.neutrik.com/en/product/nc3fav2-0 A Series, 3 pole female XLR receptacle, grounding: separate ground contact to mating connector shell to pin1 and front panel, vertical PCB mount, additional ground contacts, https://www.neutrik.com/en/product/nc3mbh-e B Series, 3 pole.