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Between 0v and 5v or even much less. This can be replaced by an op amp cf14a1432f Add kicad schematic, some diylc noodling Add kicad schematic, some diylc noodling Initial stab at a 10-step panel layout ideas working_height = height - v_margin - title_font_size*2; saw_out = [third_col, fifth_row, 0]; square_out = [third_col, third_row, 0]; //Fourth row interface placement sync_in = [first_col, fourth_row, 0]; triangle_out = [third_col, third_row, 0]; //Fourth row interface placement sync_in = [first_col, third_row, 0]; saw_out = [output_column, row_2, 0]; square_out = [width_mm-h_margin, row_1, 0]; fm_pot = [input_column + h_margin/2, row_1, 0]; fm_in = [first_col, fourth_row, 0]; //Fifth row interface placement f_tune = [width_mm/2 + h_margin, top_row, 0]; left_rib_x = thickness * 1; //right_rib_x = width_mm - col_right + tolerance*4 + 8; //three knobs plus space between them left_panel_spacing = (left_panel_width) / 2.5; slider_spacing = 12.5; // space between them right_panel_width = width_mm - thickness*2; Panels/title_test.scad Normal file Unescape Hardware/Panel/precadsr-panel/precadsr-panel.sch Normal file Unescape Hardware/PCB/precadsr/ao_tht.pretty/TerminalBlock_Degson_DG301_1x03_P5.00mm_Vertical.kicad_mod Normal file Unescape // Width of module (HP) width = 14; // [1:1:84] left_panel_width = 16.5+16.5+10.5; //two knob, one jack, plus space between them right_panel_width = 12; // [1:1:84] width_mm = hp_mm(width); // where to put reinforcing walls; i.e. The thickness of 2mm thickness = 2; // column from edge plus hole radius h_wall(h=4, l=slider_spacing * 10 + center_adjust; right_col = width_mm - right_rib_thickness; // projection: make a hole with radius: ", hole_r , " at ", hole_dist_side, height - v_margin - title_font_size*2; working_width = width_mm - thickness*2.2; footprint "SLIDE_POT_0547" (version 20211014) (generator pcbnew Latest commits for file Panels/title_test_18.stl 0 0 0 0 Y N 1 F N DEF 2_pin_Molex_header J 0 40 Y Y 1 F N DEF SW_DIP_x03 SW 0 40 N N 1 F N **UI:** -2 5mm LEDs -Consider: 1 simple on/off switch/button/knob/etc. - 2 pin 0.6x1mm 0.375mm height package, https://www.ti.com/lit/ml/mpss034c/mpss034c.pdf, https://www.ti.com/lit/ds/symlink/tpd6e05u06.pdf USON, 14 Pin (https://www.st.com/resource/en/datasheet/l6491.pdf), generated with kicad-footprint-generator Molex Picoflex Ribbon-Cable Connectors, 90325-0022, 22 Pins (http://www.molex.com/pdm_docs/sd/908140004_sd.pdf), generated with kicad-footprint-generator Molex Mini-Fit Jr. Power Connectors, 105313-xx02, 2 Pins per row (http://suddendocs.samtec.com/prints/hle-1xx-02-xxx-dv-xx-xx-xx-mkt.pdf, http://suddendocs.samtec.com/prints/hle-dv-footprint.pdf), generated with kicad-footprint-generator Tantalum Capacitor SMD 0603 (1608 Metric), square (rectangular) end terminal, IPC_7351 nominal, (Body size source: https://ecsxtal.com/store/pdf/ECS-MPI2520-SMD-POWER-INDUCTOR.pdf), generated with.

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