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From 3583986e89363c4a81b8aef8f93a5ec52c1c6cb4 Mon Sep 17 00:00:00 2001 Subject: [PATCH] MK VCO and Luthers Update README.md * [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 apply smooth = 20; // tweak on this script somewhere where OpenSCAD can find it (your current project's * working directory/folder or your OpenSCAD script and call either... * knurled_cyl( Knurled cylinder outer diameter, generated with kicad-footprint-generator Molex CLIK-Mate series connector, 505405-0270 (http://www.molex.com/pdm_docs/sd/5054050270_sd.pdf), generated with kicad-footprint-generator Diode SMD 2114 (3652 Metric), square (rectangular) end terminal, IPC_7351 nominal with elongated pad for handsoldering. (Body size source: IPC-SM-782 page 80, https://www.pcb-3d.com/wordpress/wp-content/uploads/ipc-sm-782a_amendment_1_and_2.pdf), generated with kicad-footprint-generator Molex PicoBlade Connector System, 5268-04A, 4 Pins (http://www.molex.com/pdm_docs/sd/559320210_sd.pdf), generated with kicad-footprint-generator JST PUD series connector, SM05B-SHLS-TF (http://www.jst-mfg.com/product/pdf/eng/eSHL.pdf), generated with kicad-footprint-generator ipc_noLead_generator.py 4-lead though-hole mounted DIP package, row spacing 9.53 mm (375 mils), Clearance8mm 20-lead surface-mounted (SMD) DIP package, row spacing 16.51 mm (650 mils), SMDSocket, SmallPads 28-lead though-hole mounted DIP package, row spacing 7.62 mm (300 mils 16-lead surface-mounted (SMD) DIP package, row spacing 7.62 mm (300 mils), body size (see http://www.kingtek.net.cn/pic/201601201446313350.pdf), JPin SMD 8x-dip-switch SPST Omron_A6H-8101, Slide, row spacing 10.16 mm (400 mils), LongPads 16-lead though-hole mounted DIP package, row spacing 7.62 mm (300 mils), http://multimedia.3m.com/mws/media/494546O/3mtm-dip-sockets-100-2-54-mm-ts0365.pdf 3M 40-pin zero insertion force socket, though-hole, row spacing 25.4 mm (1000 mils 64-lead surface-mounted (SMD) DIP package, row spacing 8.89 mm (350 mils), SMDSocket, LongPads 8-lead though-hole mounted DIP package, row spacing 7.62 mm (300 mils), body size (see http://omronfs.omron.com/en_US/ecb/products/pdf/en-a6s.pdf SMD 7x-dip-switch SPST , Slide, row spacing 7.62 mm (300 mils), SMDSocket, LongPads 12-lead though-hole mounted DIP package, row spacing 16.51 mm (650 mils), SMDSocket, LongPads 5-lead though-hole mounted DIP package, row spacing 7.62 mm.

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