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Run/stop (sw14 h_wall(h=4, l=slider_spacing*10-1, th=1); v_wall(h=4, l=height-rail_clearance*2-thickness, th=thickness*1.25); v_wall(h=4, l=height-rail_clearance*2, th=right_rib_thickness); //outline of whole PCB cube([137.5, 97, 1], center=true); working_increment = working_height / 6; // generally-useful spacing amount for vertical columns of stuff working_height = height - 25; // build up seven rows; middle one unused row_7 = row_6 + vertical_space/7; row_3 = working_increment*2 + row_1; // special: the right-hand side tries to squeeze 6 rows into the gate of the panel, then use manual reset (sw16 // clock out (j5/j12 // glide atten (rv15 // 13 SPDT switches: // 1 for manual step (featuring debouncing!), sequencer cascading, basic glide (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 ``` git clone git@github.com:holmesrichards/WaveShaper.git git clone --recurse-submodules git@github.com:holmesrichards/precadsr.git git submodule init git submodule update Find and replace last few thin traces, fix teardrops and gnd fill f63cfba954 Embiggen traces, add teardrops updated C5 footprint & tracing; schematic annotation Add 55k-ish resistor to coarse knob to fix tuning range 's notes on repique/caixa, two or three for surdos main synth_tools/3D Printing/Panels/Radio Shaek Standoff.scad | 63 ...Block_dinkle_pluggable_2_P5.00mm.kicad_mod | 38 .../SPDT-toggle-switch-1M-series.kicad_mod | 23 .../Kosmo_Pot_Hole.kicad_mod | 17 Hardware/PCB/precadsr/ao_symbols.dcm | 53 Hardware/PCB/precadsr/ao_symbols.lib | 337 .../3PDT-toggle-switch-1M-seriesx.kicad_mod | 29 .../ao_tht.pretty/LED_D5.0mm.kicad_mod | 34 ...E-6410-02A_1x02_P2.54mm_Vertical.kicad_mod | 49 ...entiometer_Bourns_3296W_Vertical.kicad_mod | 36 .../PinHeader_1x04_P2.54mm_Vertical.kicad_mod | 37 ...meter_Alpha_RA6020F_Single_Slide.kicad_mod | 46 Hardware/PCB/precadsr/sym-lib-table | 3 | 10k | Resistor | | C7, C12, C13 | 1 aoKicad | 2 .../OttosIrresistableDance.kicad_sch | 5 create mode 100644 Hardware/PCB/precadsr/ao_tht.pretty/R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal.kicad_mod create mode 100644 Hardware/PCB/precadsr/Kosmo_panel.pretty/fastestenv_LED_Hole.kicad_mod delete mode 100644 Hardware/PCB/precadsr/ao_tht.pretty/DIP-8_W7.62mm_Socket_LongPads.kicad_mod create mode 100644 (0 F.Cu signal (31 "B.Cu" signal (32 B.Adhes user (33 F.Adhes user (34 B.Paste user (35 "F.Paste" user (36 "B.SilkS" user "B.Silkscreen" 37 "F.SilkS" user "F.Silkscreen" (38 "B.Mask" user (39 "F.Mask" user (40 Dwgs.User user hide (0 "F.Cu" signal (31 "B.Cu" signal (32 "B.Adhes" user "B.Adhesive" 33 "F.Adhes" user "F.Adhesive" (34 "B.Paste" user (35 F.Paste user (36 "B.SilkS" user "B.Silkscreen" (37 "F.SilkS" user "F.Silkscreen" (38 "B.Mask" user (39 F.Mask user (40 "Dwgs.User" user "User.Drawings" (41 "Cmts.User" user "User.Comments" (42 "Eco1.User" user "User.Eco1" 43 "Eco2.User" user "User.Eco2" 46 "B.CrtYd" user "B.Courtyard" (47 "F.CrtYd" user "F.Courtyard" (48 "B.Fab" user (49 "F.Fab" user (aux_axis_origin 0 0 N N 1 F N DEF SW_Push_LED SW 0 40 Y N 1 F N DEF LM3900N U 0 5 Y Y 1 F N DEF MountingHole H 0 40 Y Y 1 F N DEF SW_Rotary2x6 SW 0 40 Y N 1 F.

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