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BackTo, 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 * [How to use](Docs/use.md 96f746fa2d Final tweaks, version submitted to JLCPCB on 20240124 63579cf959 Add notes about wiring SW15 cross-board facet normal -0.392534 0.734389 0.553705 facet normal 7.028667e-01 7.113215e-01 -3.323372e-04 vertex -1.022955e+02 1.041564e+02 2.550000e+00 facet normal 0.749614 -0.288986 0.595454 vertex -5.5867 4.34382 7.39225 facet normal 0.06948 0.7054 0.705395 facet normal 8.000311e-01 2.797160e-03 -5.999519e-01 facet normal 0.097551 -0.990437 0.0975617 facet normal 0.996728 -0.0397752 -0.0703603 vertex -5.47263 -6.86246 12.1408 facet normal -0.02858 0.290163 0.95655 facet normal 0.634378 -0.767816 0.0895789 facet normal 0.191478 -0.962628 -0.191531 vertex -0.4 3.34544 14.112 facet normal 0.0580967 0.0922853 0.994036 facet normal -1.803483e-15 -1.458500e-15 -1.000000e+00 facet normal 0.499998.
- 8.0x8.0x6.5mm, https://datasheet.lcsc.com/lcsc/1806131217_cjiang-Changjiang-Microelectronics-Tech-FNR5040S3R3NT_C167960.pdf Inductor, Changjiang, FNR5040S, 5.0x5.0x4.0mm.
- HLE-137-02-xxx-DV-LC, 37 Pins per.