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Expects CLOCK to pass 1/2 of V+ (i.e. 6v) but many external clock signal, start/stop, manual step (featuring debouncing!), sequencer cascading, basic glide (for portamento), attack decay sustain release envelope generator synth module. Layout and panel are Kosmo format. * [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 --recurse-submodules git@github.com:holmesrichards/precadsr.git ``` Schematics/Enlarge/Enlarge.kicad_pcb Normal file View File Hardware/PCB/precadsr/precadsr.xml Normal file View File 3D Printing/Pot_Knobs/Pot Knob in Two Parts.stl synth_tools/Schematics/SynthMages.pretty/Alpha Rotary 12.kicad_mod Latest commits for file Panels/title_test_18.stl 0 0 Y N 1 F N DEF SW_Coded_SH-7040 SW 0 40 Y Y 1 F N DEF SW_DIP_x07 SW 0 0 Y N 1 F N DEF SW_MEC_5G SW 0 0 N Y 1 F N DEF SW_Reed_Opener SW 0 40 Y N 2 F N DEF SW_DIP_x02 SW 0 1 0 General tools for synth projects. Collect other files not yet included in repo main dd8fda85b1 Update README.md 3e868f13c4dc33c20ca33a0cc8f51c9d63e1c081 updated C14 footprint, traces, groundplane updated C5 footprint & tracing; schematic annotation updates the potentiometer pads and trace routing to de-bodge the pots. 's notes on repique/caixa, two or three for surdos Samba Reggae 1 is probably the most common samba reggae rhythm. It clave is shared with traditional samba (and other latin rhythms) with a work based on EPCOS app note 93 (https://www.catagle.com/45-2/PDF_AN93.htm Bourns TBU-CA Fuse, 2 Pin (https://www.bourns.com/data/global/pdfs/TBU-CA.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py SOIC, 18 Pin (https://toshiba.semicon-storage.com/info/docget.jsp?did=30523), generated with StandardBox.py) (https://www.we-online.com/components/products/datasheet/74439358068.pdf Inductor Wuerth WE-XHMI 8080 WE-CAIR Air coil, https://www.we-online.com/components/products/datasheet/744918254.pdf air coil inductor wurth we cair Semi-Shielded High Saturation Power Inductor, body 2x1.6mm, https://www.we-online.com/catalog/en/WE-LQSH#/articles/WE-LQSH-2010 Semi-Shielded High Saturation Power Inductor, SM-PIC0612H, Fixed inductor, SMD, magnetically shielded, https://neosid.de/import-data/product-pdf/neoFestind_SMSME3010.pdf Neosid Inductor SMs50 Fixed inductor SMD Neosid,Inductor,Ms95, Ms95a, Ms95T, Fixed inductor, SMD, magneticaly shielded, https://neosid.de/import-data/product-pdf/neoFestind_ma_SMs50.pdf Neosid Inductor SMs95 Fixed inductor SMD Neosid, Inductor, SMs50, Fixed inductor, SMD, magnetically shielded, https://neosid.de/import-data/product-pdf/neoFestind_SMs95SMs95p.pdf Neosid Inductor SM-PIC1004H Fixed inductor SMD Neosid,Inductor,Ms95, Ms95a, Ms95T, Fixed inductor, SMD, https://neosid.de/import-data/product-pdf/neoFestind_SMNE150.pdf Neosid Inductor SMS-ME3010 Fixed inductor high temperature Neosid, Ms85, Ms85T, SMD Inductor, 3.3x3.3x1.4mm, Coilcraft LPS3314, https://www.coilcraft.com/pdfs/lps3314.pdf Inductor, Coilcraft, XAL1510-103, 15.4x16.4x10.0mm, https://www.coilcraft.com/getmedia/cd1cef27-13f0-4568-8894-f7311475209b/xal1510.pdf Inductor, Coilcraft, XAL7030-222, 8.0x8.0x3.1mm, https://www.coilcraft.com/getmedia/0d05a05e-d55d-4a0c-911d-46bd73686633/xal7030.pdf Inductor, Coilcraft, XAL4040-XXX, 4.3x4.3x4.1mm, https://www.coilcraft.com/getmedia/6adcb47d-8b55-416c-976e-1e22e0d2848c/xal4000.pdf Inductor, Coilcraft, XAL8050-223, 8.3x8.8x5.0mm, https://www.coilcraft.com/getmedia/5885ede8-ea4f-464a-9dcb-18dbf143a845/xal8050.pdf Inductor, Coilcraft, XAL7030-472, 8.0x8.0x3.1mm, https://www.coilcraft.com/getmedia/0d05a05e-d55d-4a0c-911d-46bd73686633/xal7030.pdf Inductor, Coilcraft, XAL7050-XXX, 7.7x8.0x5.0mm, https://www.coilcraft.com/getmedia/13a991b3-4273-4be3-81ba-f3cf372b4691/xal7050.pdf Inductor, Coilcraft, XAL7020-122, 8.0x8.0x2.0mm, https://www.coilcraft.com/getmedia/0197e98c-67f7-4375-9e38-14d7376a46f3/xal7020.pdf Inductor, Coilcraft, XAL8050-223, 8.3x8.8x5.0mm, https://www.coilcraft.com/getmedia/5885ede8-ea4f-464a-9dcb-18dbf143a845/xal8050.pdf Inductor, Coilcraft, XAL1580-741, 15.4x16.4x8.2mm, https://www.coilcraft.com/getmedia/7fdfd306-5217-4ddc-b6b7-a2659ceeb6e3/xal1580.pdf Inductor, Coilcraft, XAL1510-822, 15.4x16.4x10.0mm, https://www.coilcraft.com/getmedia/cd1cef27-13f0-4568-8894-f7311475209b/xal1510.pdf Inductor, Coilcraft, XAL7020-151, 8.0x8.0x2.05mm, https://www.coilcraft.com/getmedia/0197e98c-67f7-4375-9e38-14d7376a46f3/xal7020.pdf Inductor, Coilcraft, XAL7030-103, 8.0x8.0x3.1mm, https://www.coilcraft.com/getmedia/0d05a05e-d55d-4a0c-911d-46bd73686633/xal7030.pdf Inductor, Coilcraft, XAL6020-XXX, 6.56x6.76x2.1mm, https://www.coilcraft.com/getmedia/467ff589-8942-4e57-92d0-5bef6e04ce09/xal6020.pdf Inductor, Coilcraft, XAL7020-331, 8.0x8.0x2.0mm, https://www.coilcraft.com/getmedia/0197e98c-67f7-4375-9e38-14d7376a46f3/xal7020.pdf Inductor, Coilcraft, XAL1510-223, 15.4x16.4x10.0mm, https://www.coilcraft.com/getmedia/cd1cef27-13f0-4568-8894-f7311475209b/xal1510.pdf.

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