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Format. * [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 JLCPCB on 20240124 Final tweaks, version submitted to JLCPCB on 20240124 63579cf959 Add notes about UX component wiring 9f9f6acf76f746b4755da71c07bb656091774052 SMT updates SMT updates SMT updates SMT updates b1fcba1e78f37669542b35a3e32a5257c5c0240c d952ec97f3d5e1172c33dcefe438ee5d18f8d87d Use THT electrolytics, finish SMT layout, try on quentin font for size 2d3c489f2acf0f8bdc9cf0fe8c2346d4d07472be More SR1 notation SR 1.pdf Normal file Unescape Hardware/PCB/precadsr/ao_tht.pretty/TO-92_Inline_Wide.kicad_mod Normal file View File // 1 for once/cont (sw15 // 2 NO Moment switches: // 1 for 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); echo("Putting a hole with radius: ", hole_r , " at ", width_mm - h_margin; cv_in = [h_margin, row_1, 0]; fm_pot = [input_column - h_margin/2, bottom_row, 0]; pwm_pot = [input_column + h_margin/2, bottom_row, 0]; c_tune = [width_mm/2 + h_margin, top_row, 0]; f_tune = [second_col, first_row, 0]; //Second row interface placement saw_out = [output_column, row_2, 0]; square_out = [output_column, row_2, 0]; cv_2b_atten = [right_col, row_5, 0]; cv_in_2a = [left_col, row_6, 0]; audio_in_1 = [left_col, row_5, 0]; audio_out_1 = [right_col, row_5, 0]; cv_in_2a = [left_col, row_7, 0]; audio_out_1 = [right_col, row_7, 0]; manual_1 = [left_col, row_7, 0]; manual_1 = [left_col, row_1, 0]; fm_pot = [input_column + h_margin/2, bottom_row, 0]; pwm_duty = [input_column, bottom_row, 0]; pwm_duty = [width_mm - h_margin - working_width/8, row_3, 0]; cv_in_2b = [right_col, row_3, 0]; c_tune = [width_mm/2, top_row, 0]; left_rib_x = thickness + 6 + tolerance; extra_depth = 75 + tolerance; rotate_vector_cos = 0.94; // 'x' of 20 degree rotation rotate_vector_sin = 0.34; // 'y' of rotation left_edge = -rotate_vector_sin * rail_depth; right_edge = height - v_margin*2 - title_font_size; working_increment = working_height / 6; // generally-useful spacing amount for vertical columns of stuff col_middle = col_left + (15.6 + 1.5 + 7 segment LED display Double digit seven segment green LED, http://www.kingbrightusa.com/images/catalog/SPEC/CC56-12YWA.pdf Single digit 7 segemnt blue LED, right hand decimal 10-Element Bar Graph Array https://docs.broadcom.com/docs/AV02-1798EN 10-Element Bar Graph Array https://docs.broadcom.com/docs/AV02-1798EN 10-Element Red Yellow Green Bar Graph Array https://docs.broadcom.com/docs/AV02-1798EN 10-Element Green Bar Graph Array https://docs.broadcom.com/docs/AV02-1798EN 10-Element Red Yellow Green Bar Graph Array.

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