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Fewer diodes (substituting LEDs in these is supposed to be fixed elsewhere Add schematic, start on PCB with exploratory 8hp layout 0d370a24cdcaf6d3fd7f0316855522b79df0fe9a 3583986e89 Finished PCB, passes all passable DRCs .../Unseen Servant/Unseen Servant.kicad_prl Binary files /dev/null and b/Images/PXL_20210831_004139245.jpg differ Images/befaco_vcadsr.png Normal file Unescape Hardware/PCB/precadsr/ao_tht.pretty/C_Disc_D3.0mm_W1.6mm_P2.50mm.kicad_mod Normal file Unescape Hardware/PCB/precadsr/ao_tht.pretty/3PDT-toggle-switch-1M-seriesx.kicad_mod Normal file Unescape Hardware/PCB/precadsr/Kosmo_panel.pretty/fastestenv_Pot_Hole.kicad_mod Normal file Unescape Schematics/Unseen Servant/Unseen Servant_slider_board_noncanonical.kicad_pcb ## Current draw 12 mA +12 V, 10 mA -12 V ## Photos [to be added] ## Documentation: ### Documentation: * [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) How 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, steel retention lug, vertical PCB mount, asymmetric push, https://www.neutrik.com/en/product/nc3fbv1-da B Series, 3 pole female XLR receptacle, grounding: separate ground contact to mating connector shell and front panel, horizontal PCB mount, https://www.neutrik.com/en/product/nc3fbhl1 B Series, 3 pole female XLR receptacle, switching contacts, grounding: separate ground contact to mating connector shell to pin1 and front panel, horizontal PCB mount, https://www.neutrik.com/en/product/nc3mahl A Series, 3 pole XLR female receptacle with 6.35mm (1/4in) mono jack, switched, half threaded nose, https://www.neutrik.com/en/product/nsj12hh-1 Stacking Jacks, Stereo dual jack, half threaded nose and offset PCB pins, https://www.neutrik.com/en/product/nmj4hfd3 M Series, 6.35mm (1/4in) switching stereo jack (T/TN/R/RN/S/SN), https://www.neutrik.com/en/product/nj6fd-v 6.35mm (1/4 in) Vertical Jack, 2 x 6mm drills Triple banana socket, footprint - 6mm drill Dual banana socket, footprint - 6mm drill Dual banana socket, footprint - 6mm drill Dual banana socket, footprint - 6mm drill Dual banana socket, footprint - 6mm drill Dual banana socket, footprint - 2 x switching (normalling) stereo jack and Looping is turned on, Attacks and Decays will repeat continuously. Images/adsr.png Normal file View File 3D Printing/Pot_Knobs/knob.scad Executable file View File 3D Printing/Cases/Eurorack Modular Case/DSC03768.JPG Executable file Unescape Schematics/SynthMages.pretty/Perfboard_4x12.kicad_mod Normal file Unescape module knurled_cyl(chg, cod, cwd, csh, cdp, fsh, smt) { cord=(cod+cdp+cdp*smt/100)/2; cird=cord-cdp; cfn=round(2*cird*PI/cwd); clf=360/cfn; crn=ceil(chg/csh); echo("knurled cylinder min diameter: ", 2*cord); echo("knurled cylinder max diameter: ", 2*cird); if( fsh < 0 } module title(string, size=12, halign="center", font=font_for_title) { 88bf85725f Update to 7.0, slider footprint adds ideas for a single 0.15 mm² wires, basic insulation, conductor diameter 2.4mm, outer diameter.

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