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Row_1; row_5 = row_4 + vertical_space/7; row_6 = row_5 + vertical_space/7; row_4 = working_increment*3 + row_1; row_5 = row_4 + vertical_space/7; row_7 = row_6 + vertical_space/7; row_5 = row_4 + vertical_space/7; cv_in_1a = [left_col, row_7, 0]; manual_1 = [left_col, row_3, 0]; manual_2 = [left_col, row_2, 0]; fm_in = [input_column - h_margin/2, row_1, 0]; triangle_out = [width_mm-h_margin-working_width/4, row_1, 0]; right_rib_x = width_mm - thickness*2; // pcb_holder(h=10, l=top_row-rail_clearance*2-15-thickness, th=1.15, wall_thickness=1); // lower h-rib reinforcer ## Photos [to be added] ## Documentation: * [Schematic](Docs/precadsr.pdf) * PCB layout: [front](Docs/precadsr_layout_front.pdf), [back](Docs/precadsr_layout_back.pdf * [How to use](Docs/use.md 96f746fa2d Final tweaks, version submitted to Licensor for the Adafruit Feather M0 Wifi Footprint for Mini-Circuits case YY161 (https://ww2.minicircuits.com/case_style/YY161.pdf Footprint for the pots and the Program under a Creative Commons Public Domain, SilkScreenTop, Small, Symbol, Creative Commons, CopperTop, Type 2, Big, Symbol, High Voltage, Type 2, Small, Symbol, Creative Commons, CopperTop, Type 1, Gauge Massstab 100mm SilkScreenTop Type 4 Gauge, Massstab, 10mm, SilkScreenTop, Type 1, Gauge Massstab 10mm SilkScreenTop Type 1 Gauge, Massstab, 100mm, CopperTop, Type 5, Gauge Massstab 50mm CopperTop Type 4 Gauge, Massstab, 10mm, CopperTop, Type 2, Gauge Massstab 100mm CopperTop Type 4 Gauge, Massstab, 100mm, Gitter, Grid, CopperTop, Type 1, Gauge Massstab 50mm SilkScreenTop Type 1 Gauge, Massstab, 50mm, SilkScreenTop, Type 1, Gauge Massstab 10mm SilkScreenTop Type 2 SMT capacitor, aluminium electrolytic, 3x5.3, Cornell Dubilier Electronics SMD capacitor, aluminum electrolytic nonpolar, 6.3x7.7mm SMD capacitor, aluminum electrolytic, Panasonic, 4.0x5.8mm SMD capacitor, aluminum electrolytic, Panasonic B6, 5.0x5.9mm SMD capacitor, aluminum electrolytic, Vishay 1816, 18.0x17.5mm, http://www.vishay.com/docs/28395/150crz.pdf SMD capacitor, aluminum electrolytic, Nichicon, 6.3x5.8mm SMD capacitor, aluminum electrolytic, Nichicon, 8.0x6.2mm SMD capacitor, aluminum electrolytic nonpolar, 6.3x7.7mm SMD capacitor, aluminum electrolytic, United Chemi-Con, 5.0x5.7mm SMD capacitor, aluminum electrolytic, Vishay 1012, 10.0x12.5mm, http://www.vishay.com/docs/28395/150crz.pdf SMD capacitor, aluminum electrolytic, Nichicon, 4.0x4.5mm SMD capacitor, aluminum electrolytic nonpolar, 8.0x6.2mm SMD capacitor, aluminum electrolytic, Nichicon, 8.0x6.2mm SMD capacitor, aluminum electrolytic nonpolar, 8.0x10.2mm SMD capacitor, aluminum electrolytic, United Chemi-Con, 5.0x5.7mm SMD capacitor, aluminum electrolytic, Nichicon, 5.0x5.4mm SMD capacitor, aluminum electrolytic, Panasonic C10, 6.3x9.9mm SMD capacitor, aluminum electrolytic, Nichicon, 5.0x3.0mm SMD capacitor, aluminum electrolytic nonpolar, 10.0x10.2mm trimmer capacitor SMD horizontal, http://media.wix.com/ugd/d86717_38d9821e12823a7aa9cef38c6c2a73cc.pdf Sprague Goodman SGC3 trimmer capacitor SMD horizontal, http://www.knowlescapacitors.com/File%20Library/Voltronics/English/GlobalNavigation/Products/Trimmer%20Capacitors/CerChipTrimCap.pdf CP, Axial series, Axial, Horizontal, pin pitch=41mm, , length*diameter=34.5*20mm^2, Electrolytic Capacitor, , http://www.vishay.com/docs/42037/53d.pdf CP Axial series Axial Vertical pin pitch 2.50mm diameter 3.4mm width 2.1mm Capacitor C, Rect series, Radial, pin pitch=10.00mm, , length*width=11.5*4.5mm^2, Capacitor, https://en.tdk.eu/inf/20/20/db/fc_2009/MKT_B32560_564.pdf C Rect series Radial pin pitch 27.50mm length 31.5mm width 17mm Capacitor C, Rect series, Radial, pin pitch=27.50mm, , length*width=31.5*15mm^2, Capacitor, http://www.wima.com/EN/WIMA_MKS_4.pdf C Rect series Radial pin pitch 25mm length 19mm diameter 9mm.

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