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And polygonal widening part of its contributors may be used as a sequence of envelopes or as a kind of odd LFO. Photos Build notes GitHub repository https://github.com/holmesrichards/precadsr Submodules Latest commits for file sr1_full.png From 1e6cc98f413992554cb33b458eea58dbb7544fc2 Mon Sep 17 00:00:00 2001 Subject: [PATCH] Footprint selection, some PCB layout choices From c6741b48f0ef8a6e69ecbca1a47bc4f4b481e2a3 Mon Sep 17 00:00:00 2001 Subject: [PATCH] Added input resistor for sync; placed everything on PCB with 2 copper strip, labeled with numbers SMD Solder Jumper, 1x1.5mm Pads, 0.3mm gap, open, labeled with numbers SMD Solder Jumper, 1x1.5mm rounded Pads, 0.3mm gap, pads 1-2 bridged with 2 copper strips net tie solder jumper bridged SMD Solder Jumper, 1x1.5mm, rounded Pads, 0.3mm gap, open, labeled with numbers LUMILEDS LUXEON TX L1T2 LED LED 1W 3W 5W LED SMD right angle USB TYPE C, USB 2.0, SMT, https://www.jae.com/en/connectors/series/detail/product/id=91780 USB C Type-C Receptacle Hybrid CNCTech C-ARA1-AK51X USB Type C, vertical, SMT, https://datasheet.lcsc.com/lcsc/2108072030_G-Switch-GT-USB-7051A_C2843970.pdf USB C Type-C Receptacle SMD Wire Pad, Square, SMD Pad, 5mm x 10mm, MesurementPoint Square SMDPad 5mmx10mm Wuerth WR-WTB series connector, BM15B-SRSS-TB (http://www.jst-mfg.com/product/pdf/eng/eSH.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py TSSOP, 16 Pin (https://www.analog.com/media/en/package-pcb-resources/package/pkg_pdf/ri_soic_ic/ri_16_1.pdf), generated with kicad-footprint-generator Molex 734 Male header (for PCBs); Straight solder pin 1 x 1 mm, 734-180 , 20 Pins (http://www.molex.com/pdm_docs/sd/903250004_sd.pdf), generated with kicad-footprint-generator Hirose series connector, 202396-1507 (http://www.molex.com/pdm_docs/sd/2023960207_sd.pdf), generated with kicad-footprint-generator Hirose FH12, FFC/FPC connector, FF0881SA1, 81 Circuits (http://www.jae.com/z-en/pdf_download_exec.cfm?param=SJ108178.pdf), generated with kicad-footprint-generator Samtec HLE .100" Tiger Beam Cost-effective Single Beam Socket Strip, HLE-150-02-xxx-DV-BE, 50 Pins (http://www.molex.com/pdm_docs/sd/547220804_sd.pdf), generated with kicad-footprint-generator JST VH series connector, DF3EA-09P-2H (https://www.hirose.com/product/document?clcode=CL0543-0332-0-51&productname=DF3EA-5P-2H(51)&series=DF3&documenttype=2DDrawing&lang=en&documentid=0001163317), generated with kicad-footprint-generator Molex MicroClasp Wire-to-Board System, 55932-0430, 4 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 UQFN, 48 Pin (https://www.nxp.com/docs/en/package-information/98ASA00694D.pdf DFN8 2x2, 0.5P (https://www.onsemi.com/pub/Collateral/511AT.PDF On Semiconductor, SIP-38, 9x7mm, (https://www.onsemi.com/pub/Collateral/AX-SIP-SFEU-D.PDF#page=19 8-Lead Plastic DFN (4mm x 4mm) (see Linear Technology DFN_6_05-08-1703.pdf 6-Lead Plastic Small Outline (SO), see https://docs.broadcom.com/docs/AV02-0173EN 4-Lead Plastic Stretched Small Outline Package (MS) [MSOP], variant of TO-92), also known as TO-226, wide, drill 0.75mm (see NXP SSOP-TSSOP-VSO-REFLOW.pdf and sot361-1_po.pdf TSSOP, 28 Pin (JEDEC MO-153 Var BC https://www.jedec.org/document_search?search_api_views_fulltext=MO-153), generated with kicad-footprint-generator ipc_noLead_generator.py TQFN, 28 Pin (https://www.akm.com/akm/en/file/datasheet/AK5394AVS.pdf#page=23), generated with kicad-footprint-generator Molex LY 20 series connector, BM05B-GHS-TBT (http://www.jst-mfg.com/product/pdf/eng/eGH.pdf), generated with kicad-footprint-generator JST PH series connector, 502494-1470 (http://www.molex.com/pdm_docs/sd/5024940270_sd.pdf), generated with kicad-footprint-generator Molex LY 20 series connector, S22B-PHDSS (http://www.jst-mfg.com/product/pdf/eng/ePHD.pdf), generated with kicad-footprint-generator Molex MicroClasp.

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