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BackGlide (for portamento), attack decay sustain release envelope generator synth module. Layout and panel are Kosmo format. * [Schematic](Docs/precadsr.pdf) * PCB layout: [front](Docs/precadsr_layout_front.pdf), [back](Docs/precadsr_layout_back.pdf) * [BOM](Docs/precadsr_bom.md) * [Build notes](Docs/build.md ## GitHub repository ## Git repository * [https://github.com/holmesrichards/precadsr](https://github.com/holmesrichards/precadsr ## Submodules This repo uses submodules aoKicad and Kosmo_panel, which provide needed libaries for KiCad. To clone: ``` git clone git@gitlab.com:rsholmes/precadsr.git git submodule init git submodule update Find and replace last few thin traces, fix teardrops and gnd fill Embiggen traces, add teardrops 46614f2341 Add 55k-ish resistor to coarse knob to fix tuning range 46614f2341648d9e7aca030956f927a05eca802c @circuitlocution.com pushed tag v1 to synth_mages/MK_SEQ released Prototype Version 1.0 at synth_mages/MK_SEQ pushed tag v1.0 to synth_mages/MK_VCO Latest commits for file Synth_Manuals/Module Summaries.ods | Bin 0 -> 510084 bytes // PCB holder pcb_holder(h=10, l=top_row-rail_clearance*2-15-thickness, th=1.15, wall_thickness=1); // lower h-rib reinforcer cylinder(r=hole_r, h=thickness*2); echo("Putting a hole with radius: ", hole_r , " at ", hole_dist_side, hole_dist_top); cylinder(r=hole_r, h=thickness*2); echo("Putting a hole.
- (https://pdfserv.maximintegrated.com/package_dwgs/21-0108.PDF), generated with kicad-footprint-generator JST XH series connector.
- Clear IR infrared LED diameter 3.0mm z-position of.
- As parameter to eurorackPanel threeUHeight = 133.35; .
- -3.29 -3.03 (end -1.98.
- BM24 series connector, 505405-1170 (http://www.molex.com/pdm_docs/sd/5054050270_sd.pdf), generated.