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2 3 4 <- this is good practice, but ho-dang what a mess More traces and vias, and net links Add four more switches/buttons, move LED drivers onto PCB added the once through idea with commentary by added the once through idea with commentary by 496e3e3344 Correcting changed filename in .prl * LEDs in many places might be fine, might introduce intermittents - Don't put R8 so close to R26 - D36/R47 too close Testing before powering up: Clock In - diode to U2-3 Clock In - diode to U2-3 Clock In Normal - 1k to U2-8 (AND NOT short to U2-10 - Clock rate goes down when resistance goes up, opposite to expectation. Glide fix a5c5ff12ce18fecaaf346f973863d12bf361ac82 re-re-remove the mysterious extra trace .../Unseen Servant/Unseen Servant.kicad_sch | 864 Schematics/Unseen Servant/fp-info-cache Normal file Unescape Hardware/PCB/precadsr_aux_Gerbers/precadsr-B_Paste.gbr Normal file Unescape Hardware/PCB/precadsr/ao_tht.pretty/Potentiometer_Alpha_RD901F-40-00D_Single_Vertical_CircularHoles_centered.kicad_mod Normal file View File 3D Printing/Cases/Eurorack Modular Case/DSC03766.JPG Executable file View File // 1 hp from side to center of package, Thorlabs photodiodes, https://www.thorlabs.de/drawings/374b6862eb3b5a04-9360B5F6-5056-2306-D912111C06C3F830/FDGA05-SpecSheet.pdf TO-92 leads in-line, narrow, oval pads, drill 0.75mm (https://www.diodes.com/assets/Package-Files/TO92S%20(Type%20B).pdf TO-92S_Wide package, drill 0.6mm (https://media.digikey.com/pdf/Data%20Sheets/Infineon%20PDFs/KT,KTY.pdf TO-92S package, 2-pin, drill 0.75mm TO-92Flat package, often used for a single 0.127 mm² wires, basic insulation, conductor diameter 1.4mm, outer diameter 3.9mm, size source Multi-Contact FLEXI-E_0.25 (https://ec.staubli.com/AcroFiles/Catalogues/TM_Cab-Main-11014119_(en)_hi.pdf), bend radius 3 times outer diameter, generated with kicad-footprint-generator connector Hirose DF11 through hole, DF11-28DP-2DSA, 14 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 Harwin Male Horizontal Surface Mount Package (https://www.fairchildsemi.com/package-drawings/ML/MLSOP08A.pdf Power Integrations E Package eSIP-7F Flat Package with Heatsink Tab, see https://ac-dc.power.com/sites/default/files/product-docs/topswitch-jx_family_datasheet.pdf Power Integrations eDIP-12B, see https://www.power.com/sites/default/files/product-docs/linkswitch-pl_family_datasheet.pdf 4-lead surface-mounted (SMD) DIP package, row spacing 7.62 mm (300 mils), body size (see http://www.nidec-copal-electronics.com/e/catalog/switch/chs.pdf), SMD SMD 4x-dip-switch SPST CTS_Series194-4MSTN, Piano, row spacing 7.62 mm (300 mils), body size 6.7x24.42mm (see e.g. Https://www.ctscorp.com/wp-content/uploads/219.pdf), SMD, LowProfile, JPin SMD 6x-dip-switch SPST , Slide, row spacing 7.62 mm (300 mils Analog BGA-28 4.0mm x 6.25mm package, pitch 0.4mm; see section 7.4 of http://www.st.com/resource/en/datasheet/stm32l052t8.pdf WLCSP-36, 6x6 raster, 2.605x2.703mm package, pitch 0.4mm; see section 7.6 of http://www.st.com/resource/en/datasheet/stm32l072kz.pdf WLCSP-49, 7x7 raster, 3.89x3.74mm package, pitch 0.5mm; see section 7.6 of http://www.st.com/resource/en/datasheet/stm32f446ze.pdf WLCSP-81, 9x9 raster, 4.039x3.951mm package, pitch 0.4mm; see section 7.6 of http://www.st.com/resource/en/datasheet/DM00257211.pdf WLCSP-64, 8x8 raster, 3.141x3.127mm package, pitch 0.4mm; see section 6.1 of http://www.st.com/resource/en/datasheet/stm32f405og.pdf WLCSP-100, 10x10 raster, 10x10mm package, pitch 0.4mm; https://www.latticesemi.com/view_document?document_id=213 UCBGA-49, 7x7 raster, 3x3mm package, pitch 0.5mm (http://www.analog.com/media/en/package-pcb-resources/package/56702234806764cp_24_3.pdf, http://www.analog.com/media/en/technical-documentation/data-sheets/ADL5801.pdf LFCSP VQ, 24 pin, exposed pad: 4.5x8.1mm, (https://www.infineon.com/cms/en/product/packages/PG-DSO/PG-DSO-12-11/ PowerPAK SO-8L Single (https://www.vishay.com/docs/64721/an913.pdf SOP, 16 Pin (https://ww1.microchip.com/downloads/en/DeviceDoc/16L_VQFN-WFS_3x3mm_4MX_C04-00508a.pdf), generated.

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