Mount, https://www.neutrik.com/en/product/nc3mav-0 A Series, 3 pole male XLR receptacle, grounding: separate ground contact to mating connector shell and front panel, vertical PCB mount, replaces NL4MD-H, NL4MD-H-1, NL4MD-H-3, https://www.neutrik.com/en/product/nl4mdxx-h-3 speakON Chassis Connectors, 4 pole male XLR receptacle, grounding: mating connector shell to pin1 and front panel. Possibly do as an edge cut? Corrected in Rev 2.0 alpha 1: Properly assign potentiometer pads and trace routing to de-bodge the pots. 6523065365c12ceda76dbda25c5041018c73eb63 's notes on repique/caixa, two or three for surdos