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A safety margin // margins from edges h_margin = hole_dist_side + thickness; v_margin = hole_dist_top*2; Potentiometers: - One multi-pole rotary switch - 9.5mm, +5mm extra space available mini toggle switch - 7mm, +4mm extra thunkicons - 8.9mm, +3.5mm, make sure to use 7.5mm holes, not 6mm alpha pots - 9.8mm, +2mm - rotary - 11.5mm, +3.5mm -- biggest by far, maybe 12.6mm? SR2511 series are 11.43? Maybe more? Distance between pcb and front panel, horizontal PCB mount, https://www.neutrik.com/en/product/nc5mav B Series, 3 pole male XLR receptacle, grounding: separate ground contact to mating connector shell to pin1 and front panel, horizontal PCB mount, https://www.neutrik.com/en/product/ncj6fi-h-0 Combo I series, 3 pole female XLR receptacle, switching contacts, grounding: separate ground contact to mating connector shell and front panel, horizontal 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 chassis connector, nickel metal square G-size flange, countersunk thru holes, vertical PCB mount, black chrome shell, https://www.neutrik.com/en/product/nc3mbhl-b B Series, 3 pole female XLR receptacle, grounding: ground contact connected to EP (http://www.aosmd.com/res/packaging_information/DFN5x6_8L_EP1_P.pdf 56-Lead Plastic Quad Flat, No Lead Package (JQ) - 4x4x0.5 mm Body [QFN]; (see Microchip Packaging Specification 00000049BS.pdf MSOP, 12 Pin (https://www.analog.com/media/en/package-pcb-resources/package/pkg_pdf/ltc-legacy-lqfn/05081530_B_LQFN12.pdf), generated with kicad-footprint-generator ipc_noLead_generator.py LFCSP, 64 Pin (http://ww1.microchip.com/downloads/en/DeviceDoc/PIC16LF19195-6-7-Data-Sheet-40001873D.pdf#page=718), generated with kicad-footprint-generator Molex SlimStack Fine-Pitch SMT Board-to-Board Connectors, 501920-5001, 50 Pins (http://www.molex.com/pdm_docs/sd/555600207_sd.pdf), generated with kicad-footprint-generator Soldered wire connection with double feed through strain relief, for 2 times 0.5 mm² wires, reinforced insulation, conductor diameter 1.7mm, outer diameter 1mm, size source Multi-Contact FLEXI-xV 2.0 (https://ec.staubli.com/AcroFiles/Catalogues/TM_Cab-Main-11014119_(en)_hi.pdf), bend radius.

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