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7.35197 -0.0404587 6.86195 facet normal 0.0127267 0.705404 0.708692 vertex -7.29119 -0.781299 7.20554 facet normal -0.758285 0.622326 0.194199 facet normal 0.14487 -0.0600084 0.987629 vertex 5.13783 0.11686 18.8084 facet normal 9.996070e-01 -2.803203e-02 -2.698513e-04 facet normal -2.880153e-004 -5.040268e-004 -9.999998e-001 ## 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 Schematics/circuit.pdf main synth_tools/RadioShaek2Board.diy 5515 lines 2bd01a1ff2 Add schematic, start on PCB with exploratory 8hp layout Add schematic, start on PCB sandwich, making some final-ish decisions about connecting to front panel design and includes 2.5mm centerward shift for input and send reset to clk_inh to stop progressing Add cascading input and send reset to clk_inh to stop progressing Add cascading input and output jacks working_height = height - v_margin - title_font_size*1.5; saw_out = [h_margin + working_width/4, row_1, 0]; fm_in = [h_margin+working_width/8, row_2, 0]; cv_2b_atten = [right_col, row_7, 0]; manual_1 = [left_col, row_1, 0]; square_out = [third_col, fourth_row, 0]; pwm_cv_lvl = [second_col, third_row, 0]; saw_out = [third_col, third_row, 0]; fm_in = [h_margin+working_width/8, row_4, 0]; left_rib_x = thickness * 1.2; right_rib_x = width_mm - thickness; left_panel_width = 12.5*3 + tolerance*4; // column from edge plus hole radius //calculated x value of exact middle of panel after deducting left/right sub-panels slider_center = (width_mm - left_panel_width - right_panel_width)/2 + left_panel_width; slider_bottom = v_margin+12; row_2 = row_1 + vertical_space/7; row_7 = row_6 + vertical_space/7; cv_in_1a = [left_col, row_7, 0]; cv_in_1b = [right_col, row_5, 0]; audio_out_1 = [right_col, row_2, 0]; audio_in_2 = [left_col, row_3, 0]; left_rib_x = 0; // [0:No, 1:Yes] // Do you want a large timer-knob style pointer? TimerKnob=0; // [0:No, 1:Yes] ////////////////////////// ////////////////////////// RingThickness = 5*1; DivotDepth = 1.5*1; DistanceBetweenKnurls = 3*1; TimerKnobConst = 1.8*1; ////////////////////////// KnobMinorRadius = KnobDiameter/2 * (1 - TaperPercentage/100); KnobRadius = KnobMinorRadius + (KnobMajorRadius-KnobMinorRadius)/2; KnobCircumference = PI*KnobDiameter; Knurls = round(KnobCircumference/DistanceBetweenKnurls); 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); } 3D Printing/Pot_Knobs/pot_knob-6mm-big.stl Executable file Unescape Hardware/PCB/precadsr/Kosmo_panel.pretty/Kosmo_Panel_Slotted_Mounting_Hole_NPTH.kicad_mod Normal file Unescape // Width of module (HP) width = 17; // [1:1:84] /* [Holes] */ // // // top horizontal rib // h_wall(h=1.6, l=right_rib_x); // bottom horizontal rib // h_wall(h=4, l=right_rib_x.

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