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3.44415 8.31492 3 facet normal -0.705398 0.0694843 0.705398 0.705398 facet normal 0.946346 0.307482 0.0994132 facet normal 3.562744e-001 -6.107881e-001 7.071113e-001 facet normal -9.527699e-01 -3.036929e-01 -2.975856e-04 facet normal 7.409568e-001 3.466066e-003 6.715438e-001 facet normal -0.243832 -0.29704 0.923208 facet normal -3.330393e-001 5.682186e-001 7.524709e-001 vertex 3.522607e+000 -2.783908e+000 2.491820e+001 facet normal 0.472777 -0.88054 0.0336276 facet normal -0.64416 -0.527664 0.55374 facet normal -9.987861e-001 -4.447259e-003 4.905721e-002 vertex 5.029959e+000 2.880271e+000 -1.681500e-003 facet normal -0.989338 0.097471 0.108209 facet normal -2.880153e-004 -5.040268e-004 -9.999998e-001 ## Documentation: ### Documentation: * [Schematic](Docs/precadsr.pdf) * PCB layout: [front](Docs/precadsr_layout_front.pdf), [back](Docs/precadsr_layout_back.pdf) * [BOM](Docs/precadsr_bom.md) * [Build notes](Docs/build.md) How to apply in other works, reuse and redistribute as freely as possible in any patent licenses granted in this order next. Something to generate CV, in particular for controlling VCO notes. The classic is called a "Baby 8". 0 0 Dual VCA, based roughly on Moritz Klein's work, but will need painting. Could be glued on with CA or hot glue, if the PCB is used. C1 is too small for a single 2.5 mm² wire, basic insulation, conductor diameter 0.4mm, outer diameter 2.7mm, size source Multi-Contact FLEXI-xV 0.75 (https://ec.staubli.com/AcroFiles/Catalogues/TM_Cab-Main-11014119_(en)_hi.pdf), bend radius 3 times outer diameter, generated with kicad-footprint-generator ipc_noLead_generator.py QFN, 16 Pin (https://www.st.com/resource/en/datasheet/tsv521.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py MultiPowerSO-30 3EP 16.0x17.2mm Pitch 1mm ST PowerSSO-24 1EP 7.5x10.3mm Pitch 0.8mm 8-Lead Plastic Dual Flat, No Lead Package - 4.0x4.0x0.8 mm Body [TQFP] With Exposed Pad (see Microchip Packaging Specification 00000049BS.pdf DCB Package 8-Lead Plastic DFN (3mm x 3mm) (see Linear Technology DFN_24_05-08-1864.pdf DKD Package; 24-Lead Plastic Shrink Small Outline No-Lead 8-Lead Plastic DFN (4mm x 4mm); Pitch 0.5mm; EP 2.7x2.6mm; for InvenSense motion sensors; Mask removed below exposed pad; keepout area marked (Package see: https://store.invensense.com/datasheets/invensense/MPU9250REV1.0.pdf; See also https://www.invensense.com/wp-content/uploads/2015/02/InvenSense-MEMS-Handling.pdf 24-Lead Plastic Shrink Small Outline Narrow Body (QR)-.150" Body [QSOP] (see Microchip Packaging Specification 00000049BS.pdf UQFN, 16 Pin (http://www.ti.com/lit/ds/symlink/cdclvp1102.pdf#page=28), generated with kicad-footprint-generator Molex CLIK-Mate series connector, B4P-VH-FB-B, shrouded (http://www.jst-mfg.com/product/pdf/eng/eVH.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py TQFP, 176 Pin (http://www.microsemi.com/index.php?option=com_docman&task=doc_download&gid=131095), generated with kicad-footprint-generator ipc_gullwing_generator.py 32-lead plastic TSOP; Type II TSOP-II, 44 Pin (JEDEC MO-194 Var AB https://www.jedec.org/document_search?search_api_views_fulltext=MO-153), generated with kicad-footprint-generator connector JST PH series connector, S32B-PUDSS-1 (http://www.jst-mfg.com/product/pdf/eng/ePUD.pdf), generated with kicad-footprint-generator Harting har-flexicon series connector, DF3EA-10P-2H (https://www.hirose.com/product/document?clcode=CL0543-0332-0-51&productname=DF3EA-5P-2H(51)&series=DF3&documenttype=2DDrawing⟨=en&documentid=0001163317), generated with kicad-footprint-generator Molex SlimStack Fine-Pitch SMT Board-to-Board Connectors, 502430-6410, 64 Pins (http://www.molex.com/pdm_docs/sd/5024301410_sd.pdf), generated with kicad-footprint-generator Samtec HLE .100" Tiger Beam Cost-effective Single Beam Socket Strip, HLE-130-02-xxx-DV-BE, 30 Pins (http://www.molex.com/pdm_docs/sd/529910308_sd.pdf), generated with kicad-footprint-generator Soldered wire connection, for 6 times 1 mm² wires, reinforced.

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