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Debugging Notes from MK's PCB livestream - avoid non-circular holes in footprints whenever possible; some fabs charge more for ovals vias connect through the power subsystem adds front panel and pcb into different files Add a front-panel PCB More tweaks after pro review More tweaks after pro review More tweaks after pro review "design_settings": { "defaults": { PCB initial layout, no traces a3181ad06b Add correct footprints to fireball Add correct footprints to fireball Minor layout tweaks merged pull request 'Finish schematic, add PDF Features already done: Internal clock with manual control. Clock in socket with 80 contacts AT ISA 16 bits Bus Edge Connector BUS ISA AT Edge connector PCI bus Edge Connector x1 http://www.ritrontek.com/uploadfile/2016/1026/20161026105231124.pdf#page=70 Highspeed card edge connector for panel, 90° PCB mount 4 pin straight chassis connector Dual front isolated BNC plug (https://www.winconn.com/wp-content/uploads/364A2595.pdf Dual BNC Amphenol Horizontal Panel-mountable BNC connector mounted through PCB, vertical BNC RF interface bayonet 50ohm BNC female PCB mount 4 pin, 2.0mm square SMD pads Net tie, 2 pin, 2.0mm square SMD pads Net tie, 4 pin, 2.0mm square SMD pads Net tie, 3 pin, 0.3mm round THT pads Net tie, 2 pin, 0.3mm round THT pads Net tie, 2 pin, 1.0mm round THT pads Net tie, 2 pin, 0.3mm round THT pads Net tie, 2 pin, 2.0mm square SMD pads Net tie, 2 pin, 2.0mm square SMD pads Net tie, 2 pin, 1.0mm round THT pads Laser Gaming Sensor ADNS-9800 Fiberoptic Transmitter TX, HFBR series (https://docs.broadcom.com/docs/AV02-3283EN TSL2550 ambient light sensor chipled Broadcom DFN, 6 Pin (https://www.silabs.com/documents/public/data-sheets/Si7020-A20.pdf), generated with kicad-footprint-generator ACDC-Converter, 3W, CUI PBO-3, THT https://www.cui.com/product/resource/pbo-3.pdf Converter AC-DC THT Vertical ACDC-Converter, 3W, Meanwell, IRM-03, THT, https://www.meanwell.com/Upload/PDF/IRM-03/IRM-03-SPEC.PDF ACDC-Converter 5W THT HiLink board mount module ACDC-Converter, Murata, 5W, ClassB, https://www.murata.com/products/productdata/8809982558238/KAC-BAC05.pdf switching power supply tht Constant current LED Driver DC/DC Converter, https://g.recomcdn.com/media/Datasheet/pdf/.fYUQjOlW/.t2a80a771bdbb0ef300f7/Datasheet-93/RCD-24.pdf DCDC-Converter, 30W POE, Silvertel, pitch 2.54mm, size 13.2x6.2mm^2, drill diamater 1.3mm, pad diameter 2.2mm, see http://www.mouser.com/ds/2/324/ItemDetail_1725672-916605.pdf, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_Phoenix THT Terminal Block TE 282834-2 pitch 2.54mm 0.25W = 1/4W length 6.3mm diameter 2.5mm SMD pad as test Point, diameter 5.0mm z-position of LED center 3.0mm 2 pins Ceramic Resomator/Filter Murata SFECV, http://cdn-reichelt.de/documents/datenblatt/B400/SFECV-107.pdf, hand-soldering, 7.9x3.8mm^2 package SMD Crystal SERIES SMD2520/4 http://www.icbase.com/File/PDF/HKC/HKC00061008.pdf, 5.0x3.2mm^2 package SMD Crystal Seiko Epson MC-505 http://media.digikey.com/pdf/Data%20Sheets/Epson%20PDFs/MA-505,506.pdf, hand-soldering, 11.7x4.0mm^2 package SMD Crystal Oscillator IDT https://www.idt.com/document/dst/xu-family-datasheet#page=17, 7.0x5.0mm IQD Crystal Clock Oscillator TG2520 series, https://support.epson.biz/td/api/doc_check.php?dl=app_TG2520SMN⟨=en Miniature Crystal Clock Oscillator Abracon ASE series, http://www.abracon.com/Oscillators/ASEseries.pdf, hand-soldering, 3.2x2.5mm^2 package crystal Epson Toyocom FA-128 (https://support.epson.biz/td/api/doc_check.php?dl=brief_FA-128&lang=en), 2x1.6mm^2 package SMD Crystal EuroQuartz.

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