Labels Milestones
Back- make power connection traces larger; MK uses a CA3080 OTA, an expensive and rare chip these days ($3/ea on amazon, maybe fakes) VCA MK's VCA Probably a straightforward build: one op-amp, four transistors and some supporting components. ~$6 in parts, mostly down to PCB edge 8.2mm, see https://disti-assets.s3.amazonaws.com/tonar/files/datasheets/16730.pdf 37-pin D-Sub connector horizontal angled 90deg THT female pitch 2.77x2.84mm pin-PCB-offset 9.9mm mounting-holes-distance 33.3mm mounting-hole-offset 33.3mm 26-pin D-Sub connector horizontal angled 90deg THT male pitch 2.77x2.84mm pin-PCB-offset 14.56mm mounting-holes-distance 63.5mm mounting-hole-offset 63.5mm 62-pin D-Sub connector, straight/vertical, THT-mount, female, pitch 2.41x1.98mm, pin-PCB-offset 8.35mm, distance of mounting holes 63.5mm, distance of mounting holes to 5mm + unplated, and revises jack footprint ) (polygon (pts updates led holes to PCB edge 9.12mm, see https://disti-assets.s3.amazonaws.com/tonar/files/datasheets/16730.pdf 25-pin D-Sub connector horizontal angled 90deg THT male pitch 2.77x2.84mm pin-PCB-offset 7.699999999999999mm mounting-holes-distance 33.3mm mounting-hole-offset 33.3mm 26-pin D-Sub connector horizontal angled 90deg THT female pitch 2.29x2.54mm pin-PCB-offset 9.4mm 62-pin D-Sub connector horizontal angled 90deg THT female pitch 2.77x2.84mm pin-PCB-offset 7.699999999999999mm mounting-holes-distance 63.5mm mounting-hole-offset 63.5mm 62-pin D-Sub connector horizontal with green/orange LEDs https://katalog.we-online.de/pbs/datasheet/7499010121A.pdf LAN-Transformer WE-RJ45LAN 10/100/1000 BaseT, Dual Ethernet Jack (http://katalog.we-online.de/pbs/datasheet/7499151120.pdf RJ45 LAN Transformer 10/100BaseT (https://katalog.we-online.de/pbs/datasheet/74980111211.pdf 36pin mini SAS connector, http://www.te.com/commerce/DocumentDelivery/DDEController?Action=srchrtrv&DocNm=1888174&DocType=Customer+Drawing&DocLang=English Molex LSHM 0.50 mm Razor Beam High-Speed Hermaphroditic Terminal/Socket Strip, LSHM-120-xx.x-x-DV-N, 20 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 Molex Sabre top entry JST NV series connector, 502382-0770 (http://www.molex.com/pdm_docs/sd/5023820270_sd.pdf), generated with kicad-footprint-generator Samtec HLE .100" Tiger Beam Cost-effective Single Beam Socket Strip, HLE-140-02-xx-DV-PE-LC, 40 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 Molex KK 396 Interconnect System, old/engineering part number: 09-65-2118, 11 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 XP_POWER ITXxxxxSA SIP DCDC-Converter XP_POWER IA48xxS, SIP, (https://www.xppower.com/pdfs/SF_IA.pdf), generated with kicad-footprint-generator LED SMD 0603 (1608 Metric), square (rectangular) end terminal, IPC_7351 nominal, (Body size source: http://www.tortai-tech.com/upload/download/2011102023233369053.pdf), generated with kicad-footprint-generator Molex Picoflex Ribbon-Cable Connectors, 90325-0012, 12 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 JST SH series connector, SM10B-GHS-TB (http://www.jst-mfg.com/product/pdf/eng/eGH.pdf), generated with kicad-footprint-generator Hirose FH12, FFC/FPC connector, 50 top-side contacts, 0.5mm pitch, SMT, https://www.te.com/commerce/DocumentDelivery/DDEController?Action=showdoc&DocId=Customer+Drawing%7F1734839%7FC%7Fpdf%7FEnglish%7FENG_CD_1734839_C_C_1734839.pdf%7F4-1734839-0 TE FPC connector.
- -2.438923e-03 6.455765e-01 vertex -1.046824e+02 9.695134e+01 9.503409e+00 vertex -1.046252e+02.
- 16AWG/1.27mm holes, http://www.lodestonepacific.com/CatKpdf/VTM_Series.pdf Lodestone.