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Unescape Envelope/Envelope.kicad_pro Normal file View File Schematics/SynthMages.pretty/Switch.dcm Normal file Unescape Hardware/PCB/precadsr/ao_tht.pretty/C_Disc_D3.0mm_W1.6mm_P2.50mm.kicad_mod Normal file Unescape Hardware/Panel/precadsr_panel_al_Gerbers/precadsr_panel_al-F_Paste.gbr Normal file Unescape // testing futura vs quentincaps in F6 rendering //font_for_title = default_label_font; title_font_size = 12; // [1:1:84] //Second row interface placement f_tune = [second_col, fifth_row, 0]; square_out = [width_mm-h_margin, row_1, 0]; fm_pot = [input_column - h_margin/2, bottom_row, 0]; c_tune = [width_mm/2 - h_margin, top_row, 0]; left_rib_x = hole_dist_side + thickness; 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) * [BOM](Docs/precadsr_bom.md) * [Build notes](Docs/build.md) How to use 7.5mm holes, not 6mm - alpha pots - 9.8mm, +2mm - rotary - 11.5mm, +3.5mm -- biggest by far, maybe 12.6mm? Alpha pots: tight, only 1/2 turn for nut 11mm - rotary, SR2511 style, with very large range of in-tune response, but comments discuss potential fixes, maybe worth it for a single 0.25 mm² wires, basic insulation, conductor diameter 1.25mm, outer diameter 3mm, see , script-generated with , script-generated with , script-generated with , script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_RND THT terminal block RND 205-00079 vertical pitch 3.5mm size 14x7.6mm^2 drill 1.2mm pad 2.3mm terminal block RND 205-00050, 7 pins, pitch 5mm, size 20x9.8mm^2, drill diamater 1.3mm, pad diameter 3mm, see http://www.metz-connect.com/de/system/files/METZ_CONNECT_U_Contact_Katalog_Anschlusssysteme_fuer_Leiterplatten_DE_31_07_2017_OFF_024803.pdf?language=en page 132, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_4Ucon THT Terminal Block Phoenix MPT-0,5-9-2.54, 9 pins, pitch 5mm, size 40x9mm^2, drill diamater 1.3mm, pad diameter 3mm, see http://www.produktinfo.conrad.com/datenblaetter/550000-574999/556441-da-01-de-LEITERPLATTENKL__PTSM_0_5__8_2_5_H_THR.pdf, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_TE-Connectivity THT Terminal Block Phoenix.

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