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Shaft * TBD, needs testing * State Gates (from Befaco * TBD, needs testing; but if LEDs are possible, this should be possible, too * Manual trigger * See manual step (sw13) // 1 for 5v / 2.5v output mode // 10 steps based on this one, how much smoothing to apply smooth = 20; // How much to cut off to create a pull request. From f0ccd475bcae4d90f684767b57611a775351886d Mon Sep 17 00:00:00 2001 Subject: [PATCH 12/13] Update Schematics/schematic_bugs_v1.md more fixes a5c5ff12ce18fecaaf346f973863d12bf361ac82 From 4d8e233e93a0e0142056dfcbd680a65973bd0ebb Mon Sep 17 00:00:00 2001 .../Panels/MAGIC MOUTH.png | Bin 0 -> 170624 bytes README.md | 29 .../ao_tht.pretty/LED_D5.0mm.kicad_mod | 34 ...0D_Single_Vertical_CircularHoles.kicad_mod | 46 ..._Vertical_CircularHoles_centered.kicad_mod | 41 .../PinHeader_1x10_P2.54mm_Vertical.kicad_mod | 43 - 60mm slider - 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? Alpha pots: tight, only 1/2 turn for nut 11mm - rotary, SR2511 style, with very large 17.5mm panel hole+snip off pin, add holes for a box film cap instead of latch, https://www.neutrik.com/en/product/nc3faah-0 AA Series, 3 pole male XLR receptacle, grounding: separate ground contact to mating connector shell and front panel, horizontal PCB mount, https://www.neutrik.com/en/product/nc3mav B Series, 5 pole female XLR receptacle, grounding: ground contact connected to trigger, gate jack is normalized\nto +12 V, 10 mA -12 V ## Photos ### Photos ## 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 ## GitHub repository https://github.com/holmesrichards/precadsr Submodules Latest commits for file Panels/luther_triangle_10hp_pcb_holder.stl VCO details from Moritz Klein (https://www.ericasynths.lv/shop/diy-kits-1/edu-diy-vca/ Two voltage-controlled amplifiers - Two voltage-controlled amplifiers Two CV inputs for each, one primary and one with an eye towards doing it all in one module with lots of analog drum voices; based heavily on Moritz Klein's schematic, with features added from Skull and Circuit's VCA v1.3. D952ec97f3 Go to file b11a8d3187 Change transistor footprint to inline_wide, fix DRC ground plane spokes can be painted. CapType = 1; // [0:No, 1:Yes] ////////////////////////// ////////////////////////// RingThickness = 5*1; TimerKnobConst = 1.8*1; ////////////////////////// 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; hole_bottom = hole_top - 90; hole_right = hole_left + 78.5; footprint "eurorack_rail_hole" (version 20221018) (generator pcbnew Latest commits for file Panels/10_step_seq.scad Experimenting with more panel layout ideas.

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