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Copy http://www.apache.org/licenses/ TERMS AND CONDITIONS Copyright 2016 by the making, using, selling, offering for sale, have made, import, and otherwise a bunch of wires backwards Fix floating pin for op amp in schmidt inverter mode, maybe both 7808 and hex inverter trigger are unnecessary? Alternative: Midi -> CV Alternative: CV from something else use a non-metal spacer underneath alpha pots: barely enough to attach knob Schematics/SynthMages.pretty/Alpha Rotary 12.kicad_mod Normal file Unescape Hardware/Panel/precadsr-panel/precadsr-panel.pretty/precadsr-panel-art.kicad_mod Normal file Unescape BeginCmp TimeStamp = /551D9466; Reference = P2; ValeurCmp = Analog; IdModule = Socket_Arduino_Nano:1pin_Nano; EndCmp BeginCmp TimeStamp = /551D9432; Reference = P1; ValeurCmp = Digital; IdModule = Socket_Arduino_Nano:Socket_Strip_Arduino_1x15; EndCmp BeginCmp TimeStamp = /551D9414; Reference = P5; ValeurCmp = Digital; IdModule = Socket_Arduino_Nano:1pin_Nano; EndCmp Hardware/PCB/precadsr/precadsr.kicad_pcb Normal file View File Synth_Manuals/VALMORIFICATION+Build+and+BOM.pdf Normal file Unescape Hardware/Panel/precadsr-panel/precadsr-panel.sch Normal file View File 3D Printing/Pot_Knobs/Potentiometer Cap.STL Executable file View File Panels/fireball_vco_14hp_v1.scad Normal file Unescape left_rib_x = thickness * 1; //right_rib_x = width_mm - hole_dist_side - thickness; // additives - labels, etc surface("FIREBALL VCO.png", center=true, invert=false); More experimentation with panel alignment before printing 9a2ab6dc7f initial notes for v1 build Schematics/bad_trace_v1.jpeg Normal file Unescape Schematics/SynthMages.pretty/Perfboard_2x12.kicad_mod Normal file Unescape Hardware/PCB/precadsr/ao_tht.pretty/Potentiometer_Alps_RK163_Single_Horizontal.kicad_mod Normal file Unescape top_margin = (board_height - hole_vdist) / 2; standoff_radius = hole_radius * 2.5; Latest commits for file Schematics/schematic_bugs_v1.md Update Schematics/schematic_bugs_v1.md Schematics/schematic_bugs_v1.md | 1 Consider replacing transistor through-holes with sockets or with a diameter between 16-19 mm: https://www.keyelco.com/product.cfm/product_id/826 Keystone #500, CR1220 battery holder, Memory Protection Devices P/N BA9VPC, http://www.memoryprotectiondevices.com/datasheets/BA9VPC-datasheet.pdf PP3 Battery Holder BH-331P Battery Type C Receptacle, GCT, power-only, 6P, top mounted, horizontal, 5A: https://gct.co/files/drawings/usb4105.pdf USB C Type-C Receptacle Through-hole Right angle USB TYPE C, USB 2.0, SMT, https://www.jae.com/en/connectors/series/detail/product/id=91780 USB C Type-C Receptacle Through-hole Right angle USB TYPE C, RA RCPT PCB, SMT, https://www.amphenolcanada.com/StockAvailabilityPrice.aspx?From=&PartNum=12401610E4%7e2A USB C Type-C USB3 receptacle SMD USB Power-only Charging-only 6P 6C USB4135-GF-A 16-pin USB-C receptacle, USB2.0 and PD, http://www.krhro.com/uploads/soft/180320/1-1P320120243.pdf usb usb-c 2.0 pd USB TYPE C, VERT RCPT PCB, SMT, https://gct.co/files/drawings/usb4115.pdf USB Type-C receptacle for USB 2.0 and PD, 5A VBUS rating, https://datasheet.lcsc.com/lcsc/2211161000_HCTL-HC-TYPE-C-16P-01A_C2894897.pdf USB 3.0 type A.

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