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= 1.8*1; PI=3.14159265*1; KnobMajorRadius = KnobDiameter/2; KnobMinorRadius = KnobDiameter/2 * (1 - TaperPercentage/100); KnobRadius = KnobMinorRadius + (KnobMajorRadius-KnobMinorRadius)/2; Divot=CapType; TaperAngle=asin(KnobHeight / (sqrt(pow(KnobHeight, 2) + pow(KnobMajorRadius-KnobMinorRadius,2)))) - 90; if (NotchedShaft==1) { cube([HoleDiameter/2, ShaftDiameter*2, ShaftLength], center=true); } // draws two walls in parallel, close together so a PCB can fit between } module railSet(height) { railWithHoles(height); module railSupportSet(height) { railSupportCavity(height); 3D Printing/Cases/Eurorack 2-Row/4c327a694daeb206e2eed537a2001b91_preview_featured.jpg Executable file View File 3D Printing/Pot_Knobs/18-spline-pot-knob-indicator-line.stl Executable file View File main precadsr/Docs/precadsr_bom.md 59 lines Latest commits for branch sandwich Checkpoint before trying to add glide db7d02719b Find and replace last few thin traces, fix teardrops and gnd fill Embiggen traces, add teardrops updated C5 footprint & tracing; schematic annotation updates the potentiometer pads and thermal vias; see figure 8.2 of https://www.silabs.com/documents/public/data-sheets/efm8bb1-datasheet.pdf 20-Lead Plastic Thin Quad Flatpack (PT) - 12x12x1 mm Body, 2.00 mm Footprint [TQFP] (see Microchip Packaging Specification 00000049BS.pdf TQFP, 100 Pin (https://www.nxp.com/docs/en/package-information/SOT407-1.pdf), generated with kicad-footprint-generator JST EH series connector, S2B-EH (http://www.jst-mfg.com/product/pdf/eng/eEH.pdf), generated with kicad-footprint-generator Molex Mini-Universal MATE-N-LOK, old mpn/engineering number: 1-770858-x, 5 Pins (https://www.molex.com/pdm_docs/sd/009652028_sd.pdf), generated with kicad-footprint-generator Molex Mini-Universal MATE-N-LOK, old mpn/engineering number: 5569-20A1, example for new mpn: 39-29-4189, 9 Pins per row (https://www.hirose.com/product/document?clcode=CL0537-0834-6-81&productname=DF12E(3.0)-50DP-0.5V(81)&series=DF12&documenttype=2DDrawing&lang=en&documentid=0000992393), generated with kicad-footprint-generator Molex Sabre Power Connector, 43160-2103, With thermal vias in pads, 3 Pins per row (https://www.molex.com/pdm_docs/sd/430450221_sd.pdf), generated with kicad-footprint-generator Soldered wire connection with double feed through strain relief, for 6 times 0.15 mm² wires, basic insulation, conductor diameter 2mm, outer diameter 4.4mm, size source Multi-Contact FLEXI-E 0.15 (https://ec.staubli.com/AcroFiles/Catalogues/TM_Cab-Main-11014119_(en)_hi.pdf), bend radius 3 times outer diameter, generated with kicad-footprint-generator JST EH series connector, B11P-VH-B (http://www.jst-mfg.com/product/pdf/eng/eVH.pdf), generated with kicad-footprint-generator Molex Mini-Fit Sr. Power Connectors, old mpn/engineering number: 5569-18A1, example for new part number: 26-60-4100, 10 Pins per row (http://www.molex.com/pdm_docs/sd/439151404_sd.pdf), generated with kicad-footprint-generator connector Harwin M20-890 horizontal Harwin Male Horizontal Surface Mount Slide Switch, right-angle, https://www.ckswitches.com/media/1424/pcm.pdf 0 4 2 Button_Switch_SMD SW_SPST_EVQP0.

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