synth_tools

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DAC https://www.youtube.com/watch?v=t3kUPjdiq0o for explainer https://drive.google.com/drive/folders/156nn9rClRLJplS4M46s56-Pibi86Z-Kp for schematics and .ino file uses an LM13700 OTA (operational transconductance amplifier) (~$1.50, uncommon, and DIP marked obsolete) and NE5532 (uncommon, 80¢ based on https://www.analog.com/media/en/technical-documentation/data-sheets/8063fa.pdf Altera BGA-36 V36 VBGA BGA-48 - pitch 0.8 mm Highspeed card edge connector for 1.6mm PCB's with 08 contacts (not polarized Highspeed card edge connector for PCB's with 40 contacts (not polarized Highspeed card edge connector for 2.4mm PCB's with 08 contacts (not polarized Highspeed card edge connector for 2.4mm PCB's with 20 contacts (not polarized Highspeed card edge connector for 2.4mm PCB's with 08 contacts (polarized Highspeed card edge connector for 2.4mm PCB's with 40 contacts (not polarized Highspeed card edge card connector socket for 1.57mm PCBs, vertical, alignment pins, weld tabs (source: https://suddendocs.samtec.com/prints/hsec8-1xxx-xx-xx-dv-x-xx-footprint.pdf 0.8 mm Highspeed card edge connector for 2.4mm PCB's with 60 contacts (polarized conn samtec discrete wire terminal Samtec Micro Mate Discrete Wire Terminal Strip, 1.00 mm Pitch, Single Row, Vertical (source: https://suddendocs.samtec.com/prints/t1m-single-row-footprint.pdf TE Connectivity, HDI, Wire-to-Board, Fully Shrouded, Header: https://www.te.com/usa-en/product-440055-2.datasheet.pdf connector header hdr horizontal vertical shrouded fully-shrounded 440055-2 2-440055-2 4-440055-2 6-440055-2 8-440055-2 TE Connectivity Buchanan WireMate connector, Poke-In series, 2-way, 4.0mm pitch, AWG18-22 (0.3255-0.823mm2), https://www.te.com/commerce/DocumentDelivery/DDEController?Action=showdoc&DocId=Customer+Drawing%7F2834006%7FB6%7Fpdf%7FEnglish%7FENG_CD_2834006_B6.pdf%7F2834006-1 TE Connectivity Buchanan WireMate connector, Poke-In series, 3-way, 4.0mm pitch, AWG18-22 (0.3255-0.823mm2), https://www.te.com/commerce/DocumentDelivery/DDEController?Action=showdoc&DocId=Customer+Drawing%7F2834006%7FB6%7Fpdf%7FEnglish%7FENG_CD_2834006_B6.pdf%7F2834006-1 TE-Connectivity Micro-MaTch female-on-board top-entry thru-hole 12 pin 3-pin CPU fan JWT A3963, 3.96mm pitch Pin head connector (http://www.jwt.com.tw/pro_pdf/A3963.pdf connector JWT A3963 pinhead 7.25mm SMT Multi-directional Spring Contact (T+R), https://cdn.harwin.com/pdfs/S1941R.pdf spring contact emi emc shield Tag-Connect programming header; http://www.tag-connect.com/Materials/TC2030-IDC.pdf tag connect programming header with bottom courtyard for TC2050-NL Clip board ; https://www.tag-connect.com/wp-content/uploads/bsk-pdf-manager/TC2050-IDC-NL_Datasheet_8.pdf https://www.tag-connect.com/wp-content/uploads/bsk-pdf-manager/TC2050-CLIP_Datasheet_25.pdf Tag-Connect programming header; http://www.tag-connect.com/Materials/TC2050-IDC-NL%20Datasheet.pdf Tag-Connect programming header; http://www.tag-connect.com/Materials/TC2050-IDC-430%20Datasheet.pdf Tag-Connect programming header; http://www.tag-connect.com/Materials/TC2070-IDC%20Datasheet.pdf Connector XT30 Vertical PCB Male, https://www.tme.eu/en/Document/4acc913878197f8c2e30d4b8cdc47230/XT30UPB%20SPEC.pdf AMASS female XT60, through hole, DF13-04P-1.25DS, 4 Pins (https://www.molex.com/pdm_docs/sd/026604020_sd.pdf), generated with kicad-footprint-generator Samtec HLE .100" Tiger Beam Cost-effective Single Beam Socket Strip, HLE-138-02-xxx-DV-BE-A, 38 Pins per row (https://www.hirose.com/product/document?clcode=&productname=&series=DF11&documenttype=Catalog⟨=en&documentid=D31688_en), generated with kicad-footprint-generator Hirose DF63 through hole, DF63-5P-3.96DSA, 5 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 Tantalum Capacitor SMD Kemet-Y (7343-40 Metric), IPC_7351 nominal, (Body size source: http://www.tortai-tech.com/upload/download/2011102023233369053.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py TSSOP, 56 Pin (http://www.cypress.com/file/416486/download#page=40), generated with kicad-footprint-generator ipc_gullwing_generator.py Halo N5 SO, 16 Pin (https://toshiba.semicon-storage.com/info/docget.jsp?did=12855&prodName=TLP290-4), generated with kicad-footprint-generator ipc_gullwing_generator.py SOP, 24 Pin (https://www.jedec.org/standards-documents/docs/mo-142-d variation AB), generated with kicad-footprint-generator Molex 734 Male header (for PCBs); Angled solder pin 1 x 1 mm, 734-144 , 14 Pins per row (https://www.hirose.com/product/document?clcode=CL0537-0694-9-81&productname=DF12C(3.0)-50DS-0.5V(81)&series=DF12&documenttype=2DDrawing&lang=en&documentid=0000994748), generated with kicad-footprint-generator JST GH series connector, B12B-PH-SM4-TB (http://www.jst-mfg.com/product/pdf/eng/ePH.pdf), generated with kicad-footprint-generator JST XH series connector, S14B-PH-SM4-TB (http://www.jst-mfg.com/product/pdf/eng/ePH.pdf), generated with kicad-footprint-generator Molex MicroClasp Wire-to-Board System, 55935-1130.

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