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BackLeft [left_edge, 0], // drop to axis [left_edge, -extra_depth], // bottom horizontal rib // h_wall(h=4, l=right_rib_x); // one more vertical to mount the circuit board to, dead center v_wall(h=4, l=top_row-rail_clearance*2-thickness-15); // PCB holder 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 ``` git clone git@gitlab.com:rsholmes/precadsr.git git submodule update ``` ``` aoKicad/ao_symbols Kosmo_panel/Kosmo ``` and footprint.
- 5.031641e+000 1.747200e+001 facet normal -4.851193e-001 -8.489584e-001 2.095921e-001 vertex.
- Vertex -6.992785e+000 -9.744930e-001 9.983999e+000 vertex -4.776626e+000 2.975473e+000.
- Unescape DEF Kosmo_panel_Ground_point_for_NPTH GP 0 40 Y N.
- -1.271083e+000 -3.942072e+000 2.475471e+001 facet normal.
- 10.3 of https://www.parallax.com/sites/default/files/downloads/P8X32A-Propeller-Datasheet-v1.4.0_0.pdf QFN.