synth_tools

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Vertex -1.75094 8.81921 3 vertex -8.82707 -1.75581 3 vertex -6.35807 -6.35807 3 vertex 5.00013 -7.48323 4.51216 facet normal -0.310055 0.469341 -0.826792 facet normal 0.451284 -0.84429 0.288993 facet normal 0.695569 -0.464483 -0.548123 facet normal 0.0905846 -0.86972 0.485161 facet normal 0.288339 -0.956937 0.0336393 facet normal -2.880153e-004 -5.040268e-004 -9.999998e-001 ## 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 the 4 pins for trigger, gate, and CV routing # Precision ADSR build notes | C7, C12 | 1 | | | J3, J4, J5 | 3 | AudioJack2 | Audio Jack, 2 Poles (Mono / TS), Switched T Pole (Normalling) | | | | | C6, C7, C8, C9 | 4 | | L1 | 1 | SW_Push | Push button switch Off-On CuK sub miniature slide switch, EG series, DPDT, right angle, PTS645VL39-2 LFS C&K Button tactile switch D reed switch, default-closed D SPDT reed switch K reed magnetic switch D Switch, single pole normally-open illuminated tactile switch http://www.ckswitches.com/media/1479/kmr2.pdf CK components KSC6 tactile switch D reed switch, default-closed D SPDT reed switch K switch dual double-pole single-throw OFF-ON D Double Pole Single Throw (SPST) switch with 6 positions D Switch, dual pole double throw, right angle, https://omronfs.omron.com/en_US/ecb/products/pdf/en-b3f.pdf tactile switch https://cdn.sos.sk/productdata/80/f6/aabf7be6/5gth9358222.pdf Switch NKK G1xJP http://www.nkkswitches.com/pdf/gwillum.pdf SWITCH TOGGLE ILLUM SPDT NKK Switch, single pole normally-open illuminated tactile switch Omron B3F right angle (source: https://www.cnctech.us/pdfs/C-ARA1-AK512.pdf USB C Type-C Receptacle SMD Wire Pad, Square, SMD Pad, 1mm x 2mm, MesurementPoint Square SMDPad 5mmx10mm Wuerth WR-WTB series connector, B9B-XH-AM, with boss (http://www.jst-mfg.com/product/pdf/eng/eZE.pdf), generated with kicad-footprint-generator Tantalum Capacitor SMD 01005 (0402 Metric), square (rectangular) end terminal, IPC_7351 nominal, (Body size source: IPC-SM-782 page 72, https://www.pcb-3d.com/wordpress/wp-content/uploads/ipc-sm-782a_amendment_1_and_2.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py SOP, 18 Pin (https://toshiba.semicon-storage.com/info/docget.jsp?did=30523), generated with kicad-footprint-generator Soldered wire connection, for 3 times outer diameter, generated with kicad-footprint-generator Samtec HLE .100" Tiger Beam Cost-effective Single Beam Socket Strip, HLE-137-02-xx-DV-TE, 37 Pins per row, Mounting: (http://www.molex.com/pdm_docs/sd/039281043_sd.pdf), generated with kicad-footprint-generator Hirose DF13 through hole, DF63M-3P-3.96DSA, 3 Pins per row (http://suddendocs.samtec.com/prints/hle-1xx-02-xxx-dv-xx-xx-xx-mkt.pdf, http://suddendocs.samtec.com/prints/hle-dv-footprint.pdf), generated with kicad-footprint-generator ipc_noLead_generator.py QFN, 28 Pin (JEDEC MO-194 Var AC https://www.jedec.org/document_search?search_api_views_fulltext=MO-194), generated with kicad-footprint-generator Tantalum Capacitor SMD 1206 (3216 Metric), square (rectangular) end terminal, IPC_7351 nominal with elongated pad for handsoldering. (Body size source: http://www.tortai-tech.com/upload/download/2011102023233369053.pdf), generated with kicad-footprint-generator Samtec HLE .100" Tiger Beam Cost-effective Single Beam Socket Strip, HLE-109-02-xxx-DV-LC, 9 Pins per row (http://suddendocs.samtec.com/prints/hle-1xx-02-xxx-dv-xx-xx-xx-mkt.pdf, http://suddendocs.samtec.com/prints/hle-dv-footprint.pdf), generated with kicad-footprint-generator ipc_noLead_generator.py QFN, 32 Pin (http://infocenter.nordicsemi.com/pdf/nRF52810_PS_v1.1.pdf#page=468), generated with kicad-footprint-generator Samtec HLE .100" Tiger Beam Cost-effective Single Beam Socket Strip, HLE-132-02-xxx-DV-BE-LC, 32 Pins per.

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