X="4.8" y="3.6"/> Update luther's layout - 2 x switching (normalling) stereo jack without switching contact, horizontal PCB mount, https://www.neutrik.com/en/product/nc4fah A Series, 5 pole female XLR receptacle, grounding: without ground/shell contact, vertical PCB mount, https://www.neutrik.com/en/product/nc3maah AA Series, 3 pole female XLR receptacle, grounding: separate ground contact to mating connector shell and front panel, horizontal PCB mount, asymmetric push, https://www.neutrik.com/en/product/nc3faah1-da AA Series, 3 pole female XLR receptacle, grounding: separate ground contact to mating connector shell and front panel: 9.8mm (alpha pots sliders: 3mm above panel, tight but possible mini toggle: 4mm above panel, tight but possible micro toggle: 0mm above panel; could work with printed spacers mini toggle: 4mm above panel, tight but possible mini toggle: ample space above 11.75mm (existing 1p12t rotaries, use 11.25mm holes to PCB edge 9.12mm, see https://disti-assets.s3.amazonaws.com/tonar/files/datasheets/16730.pdf 37-pin D-Sub connector.