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Back(http://pdfserv.maxim-ic.com/package_dwgs/21-0139.PDF), generated with kicad-footprint-generator Soldered wire connection with double feed through strain relief, for 4 times 2.5 mm² wires, reinforced insulation, conductor diameter 0.9mm, outer diameter 3.9mm, size source Multi-Contact FLEXI-E 0.5 (https://ec.staubli.com/AcroFiles/Catalogues/TM_Cab-Main-11014119_(en)_hi.pdf), bend radius 3 times outer diameter, generated with kicad-footprint-generator Hirose DF13 through hole, DF13-04P-1.25DS, 4 Pins per row (https://www.hirose.com/product/en/products/DF13/DF13-2P-1.25DSA%2850%29/), generated with kicad-footprint-generator connector Samtec side entry JST XA series connector, 202396-1107 (http://www.molex.com/pdm_docs/sd/2023960207_sd.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py SO, 14 Pin (https://www.onsemi.com/pub/Collateral/FUSB302B-D.PDF#page=32), generated with kicad-footprint-generator ipc_noLead_generator.py 10-Lead Plastic WSON, 4x3mm Body, 0.5mm Pitch, https://ww1.microchip.com/downloads/en/DeviceDoc/16B_WLCSP_CS_C04-06036c.pdf WLCSP-20, 4x5 raster, 1.934x2.434mm package, pitch 0.5mm; see section 7.5 of http://www.st.com/resource/en/datasheet/DM00257211.pdf WLCSP-49, 7x7 raster, 2.999x3.185mm package, pitch 0.4mm; http://ww1.microchip.com/downloads/en/devicedoc/atmel-8235-8-bit-avr-microcontroller-attiny20_datasheet.pdf#page=208 WLCSP-16, 1.409x1.409mm, 16 Ball, 4x4 Layout, 0.5mm Pitch, https://www.adestotech.com/wp-content/uploads/AT25SL321_112.pdf#page=75 WLCSP 12 1.56x1.56 https://ae-bst.resource.bosch.com/media/_tech/media/datasheets/BST-BMM150-DS001-01.pdf WLCSP-12, 6x4 raster staggered array, 1.403x1.555mm package, pitch 0.4mm; see section 7.6 of http://www.st.com/resource/en/datasheet/stm32l151cc.pdf WLCSP-64, 8x8 raster, 5x5mm package, pitch 0.8mm; see section 7.4 of http://www.st.com/resource/en/datasheet/stm32f071v8.pdf WLCSP-63, 7x9 raster, 3.228x4.164mm package, pitch 0.5mm UFBGA-64, 8x8 raster, 3.623x3.651mm package, pitch 0.65mm UFBGA-32, 6x6, 4x4mm package, pitch 0.4mm; see section 7.8 of http://www.st.com/resource/en/datasheet/DM00387108.pdf Texas Instruments, VQFN-HR RNN0018A (http://www.ti.com/lit/ds/symlink/tps568215.pdf QFN, 16 Pin (https://www.nxp.com/docs/en/package-information/98ASA00525D.pdf), generated with kicad-footprint-generator Samtec HLE .100" Tiger Beam Cost-effective Single Beam Socket Strip, HLE-113-02-xxx-DV-BE, 13 Pins (https://www.te.com/commerce/DocumentDelivery/DDEController?Action=srchrtrv&DocNm=826576&DocType=Customer+Drawing&DocLang=English), generated with kicad-footprint-generator XP_POWER ITxxxxxS SIP DCDC-Converter XP_POWER IAxxxxD, DIP, (https://www.xppower.com/pdfs/SF_IA.pdf), generated with kicad-footprint-generator Mounting Hardware, inside through hole 3.2mm, height 5.1, Wuerth electronics 9774020943 (https://katalog.we-online.de/em/datasheet/9774020943.pdf), generated with kicad-footprint-generator Mounting Hardware, inside through hole 3.3mm, height 4, Wuerth electronics 9774090982 (https://katalog.we-online.de/em/datasheet/9774090982.pdf), generated with kicad-footprint-generator Soldered wire connection with double feed through strain relief, for a set screw. // top horizontal rib // one more vertical to mount the circuit board to, 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) * [BOM](Docs/precadsr_bom.md) * [Build notes](Docs/build.md ## GitHub repository https://github.com/holmesrichards/precadsr Submodules Latest commits for file init.php Assorted updates Assorted updates More SR1 notation bacdac34d7 Add more note files from the ages create mode 100644 Hardware/Panel/precadsr-panel-Gerbers/precadsr-panel-SilkTop.gto create mode 100644 Hardware/PCB/precadsr/ao_tht.pretty/Molex_KK-254_AE-6410-03A_1x03_P2.54mm_Vertical.kicad_mod create mode 100644 3D Printing/AD&D 1e spell names in Filmoscope Quentin/Panels/BLADE BARRIER.png Normal file View File 3D Printing/Cases/Eurorack 2-Row/4c327a694daeb206e2eed537a2001b91_preview_featured.jpg Executable file Unescape Hardware/PCB/precadsr/ao_tht.pretty/D_DO-35_SOD27_P7.62mm_Horizontal.kicad_mod Normal file Unescape Hardware/Panel/precadsr_panel_al_Gerbers/precadsr_panel_al-B_SilkS.gbr Normal file Unescape Hardware/PCB/precadsr/ao_tht.pretty/DIP-6_W7.62mm_Socket_LongPads.kicad_mod Normal file View File KICKDRUM_MANUAL.pdf Normal file Unescape // 10 LEDs 3 sockets 6 sockets - One idea: add a voltage to trigger a second sequencer's run, which then re-triggers the first. CV in to pause the clock Add CV in to pause the clock rate? Possible in.
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