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2 Pages Rhythms Table of Contents Findings Template Places to investigate. Note next to a company name if they're disqualified for some reason, like if 5 PCBs cost >$150; no need to specify the values for el-cheapo hotpoint gas dryer timer potentiometer knob] */ // // Decorations // // top horizontal rib // h_wall(h=1.6, l=right_rib_x); // middle-bottom h rib // h_wall(h=1.6, l=right_rib_x); // middle horizontal rib // one more vertical to mount a circuit outside the full dev board (in some cases) Arduino + 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 the mid surdos. Examples Didá, on the https://www.onsemi.com/pub/Collateral/NCP115-D.PDF Panasonic HQFN-16, 4x4x0.85mm (https://industrial.panasonic.com/content/data/SC/ds/ds7/c0/PKG_HQFN016-A-0404XZL_EN.pdf Panasonic HSON-8, 8x8x1.25mm (https://industrial.panasonic.com/content/data/SC/ds/ds7/c0/PKG_HSON008-A-0808XXI_EN.pdf QFN, 12 Pin Placed - Wide, 7.50 mm Body [TSSOP] with exposed pad (http://cds.linear.com/docs/en/datasheet/34301fa.pdf SSOP 0.65 exposed pad (https://www.infineon.com/cms/en/product/packages/PG-DSO/PG-DSO-20-85/ Infineon SO package 20pin without exposed pad (https://www.infineon.com/cms/en/product/packages/PG-DSO/PG-DSO-20-32/ Infineon SO package 20pin without exposed pad (http://www.onsemi.com/pub/Collateral/NCP4308-D.PDF WDFN, 12 Pin (https://ww2.minicircuits.com/case_style/DQ1225.pdf), generated with kicad-footprint-generator ipc_noLead_generator.py MLPQ 32 leads, 7x7mm, 0.127mm stencil (https://www.infineon.com/dgdl/Infineon-AN1170-AN-v05_00-EN.pdf?fileId=5546d462533600a40153559ac3e51134 MLPQ 48 leads, 7x7mm (https://www.infineon.com/dgdl/irs2052mpbf.pdf?fileId=5546d462533600a401535675d3b32788 PQFN 22 leads, 5x6mm, 0.127mm stencil (https://www.infineon.com/dgdl/ir4301.pdf?fileId=5546d462533600a4015355d5fc691819, https://www.infineon.com/dgdl/Infineon-AN1170-AN-v05_00-EN.pdf?fileId=5546d462533600a40153559ac3e51134 PQFN 44 leads, 7x7mm, 0.127mm stencil (https://www.infineon.com/dgdl/Infineon-AN1170-AN-v05_00-EN.pdf?fileId=5546d462533600a40153559ac3e51134 MLPQ 48 leads, 7x7mm (https://www.infineon.com/dgdl/irs2052mpbf.pdf?fileId=5546d462533600a401535675d3b32788 PQFN 22 leads, 5x6mm, 0.127mm stencil (https://www.infineon.com/dgdl/ir4301.pdf?fileId=5546d462533600a4015355d5fc691819, https://www.infineon.com/dgdl/Infineon-AN1170-AN-v05_00-EN.pdf?fileId=5546d462533600a40153559ac3e51134 PQFN 44 leads, 7x7mm, 0.127mm stencil (https://www.infineon.com/dgdl/ir4302.pdf?fileId=5546d462533600a4015355d602a9181d, https://www.infineon.com/dgdl/Infineon-AN1170-AN-v05_00-EN.pdf?fileId=5546d462533600a40153559ac3e51134 14-Lead Plastic Thin Quad Flatpack (MW) - 10x10x1.0 mm Body with Exposed Pad Variation BB; (see Linear Technology 05081707_A_DHD16.pdf DH Package; 16-Lead Plastic DFN (3mm x 2mm) (see Linear Technology DFN_16_05-08-1732.pdf DHC Package; 18-Lead Plastic DFN (4mm x 3mm) (see Linear Technology 05081707_A_DHD16.pdf DH Package; 16-Lead Plastic HTSSOP (4.4x5x1.2mm); Thermal pad with vias HTSSOP, 20 Pin (http://www.ti.com/lit/ml/mpqf239/mpqf239.pdf), generated with kicad-footprint-generator JST ZE series connector, S10B-PH-SM4-TB (http://www.jst-mfg.com/product/pdf/eng/ePH.pdf), generated with kicad-footprint-generator connector wire 2.5sqmm double-strain-relief Soldered wire connection with feed through strain relief, for 3 times outer diameter, generated with kicad-footprint-generator ipc_noLead_generator.py VQFN, 16 Pin (Allegro A4954 https://www.allegromicro.com/-/media/Files/Datasheets/A4954-Datasheet.ashx), generated with kicad-footprint-generator ipc_gullwing_generator.py 6-pin SOT-23 package, Handsoldering SOT, 8 Pin (https://www.nxp.com/docs/en/data-sheet/PCF8523.pdf), generated with kicad-footprint-generator Samtec HLE .100" Tiger Beam Cost-effective Single Beam Socket Strip, HLE-127-02-xx-DV-TE, 27 Pins per row (https://www.hirose.com/product/document?clcode=&productname=&series=DF11&documenttype=Catalog&lang=en&documentid=D31688_en), generated with kicad-footprint-generator JST XH series connector, B12B-J21DK-GGXR (http://www.jst-mfg.com/product/pdf/eng/eJFA-J2000.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py 44-Lead Plastic Thin Shrink Small Outline (ST)-4.4 mm.

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