Labels Milestones
BackThe slit, with tolerances // th = thickness * 1; //right_rib_x = width_mm - 10 - center_adjust; center_col = width_mm/2; row_1 = v_margin+12; Experimenting with more panel layout ideas left_rib_x = hole_dist_side + thickness; v_margin = hole_dist_top*2 + thickness; v_margin = hole_dist_top*2 + thickness; width_mm = hp_mm(width); // where to put the output jacks working_height = height / 2 + 3 + tolerance*8; echo("Left panel:", left_panel_width, " with spacing ", left_panel_spacing); right_panel_width = 12; // [1:1:84] width = 12; // Number of indenting spheres. ≥30 means "round, using current quality setting". // Height of the hole in the slit, with tolerances // th = thickness * 1; //right_rib_x = width_mm - hole_dist_side - thickness; left_panel_width = 12*3 + tolerance*2; // rib + half a jack col_right = width_mm - hole_dist_side - thickness; // additives - labels, etc // one more to mount a circuit board to, dead center // 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? SR2511 series are 11.43? Maybe more? Distance between pcb and front panel, lateral left PCB mount, retention spring, https://www.neutrik.com/en/product/ncj9fi-h Combo I series, 3 pole female XLR receptacle, grounding: separate ground contact to mating connector shell and front panel, vertical PCB mount, https://www.neutrik.com/en/product/nl4md-v-2 speakON Chassis Connectors, 2 pole chassis connector, metal housing, vertical PCB mount, black chrome shell, https://www.neutrik.com/en/product/nc5fbh-b B Series, 3 pole XLR female receptacle with 6.35mm (1/4in) mono jack without switching contact, horizontal PCB mount, black chrome shell, https://www.neutrik.com/en/product/nc3fbv1-b B Series, 5 pole female XLR receptacle, grounding: mating connector shell and front panel, horizontal PCB mount, https://www.neutrik.com/en/product/nc3faav1 AA Series, 3 pole male XLR receptacle, grounding: mating connector shell and front panel, horizontal PCB mount, https://www.neutrik.com/en/product/nc3mbh-0 B Series, 3 pole female XLR.
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