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19 commits » merged pull request 'Fix rail clearance issues, make all power traces large main VCA/Schematics/Dual_VCA_with_cv2.diy 8684 lines master PSU/Synth Mages Power Word Stun Panel.kicad_pcb | 4710 Synth Mages Power Word Stun.kicad_pro 555 lines width = 36; // [1:1:84] /* [Holes] */ // Whether to place the knob (in mm). (ShaftLength must be non-zero. RingMarkings = 10; knob_height = 5; //knob_radius top_row = height * rotate_vector_cos, rotate_vector_sin * height], // top horizontal rib h_wall(h=4, l=right_rib_x); // 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 https://www.analog.com/media/en/technical-documentation/data-sheets/199399fc.pdf TO-92 2-pin variant by Heraeus, drill 0.75mm (see NXP SSOP-TSSOP-VSO-REFLOW.pdf and sot190-1_po.pdf VSSOP-8 2.3x2mm Pitch 0.5mm USON-20 2x4mm Pitch 0.4mm http://www.chip.tomsk.ru/chip/chipdoc.nsf/Package/C67E729A4D6C883A4725793E004C8739!OpenDocument WSON-16 3.3 x 1.35mm Pitch 0.4mm WLCSP WLCSP/XFBGA 8-pin package, staggered pins, http://www.adestotech.com/wp-content/uploads/DS-AT25DF041B_040.pdf WLCSP WLCSP-8 XFBGA XFBGA-8 CSP BGA Chip-Scale Glass-Top WLCSP-8, 2.284x1.551mm, 8 Ball, 2x4 Layout, 0.4mm Pitch, https://pdfserv.maximintegrated.com/package_dwgs/21-100302.PDF, https://pdfserv.maximintegrated.com/package_dwgs/21-100302.PDF NXP VFBGA-42, 3.0x2.6mm, 42 Ball, 6x7 Layout, 0.4mm Pitch, https://www.st.com/resource/en/datasheet/stm32wb55vc.pdf Texas Instruments DSBGA BGA YFF S-XBGA-N5 Texas Instruments, DSBGA, area grid, NSMD pad definition Appendix A BGA 1760 1 FH1761 FHG1761 Virtex-7 BGA, 42x42 grid, 42.5x42.5mm package, 1mm pitch; https://www.xilinx.com/support/documentation/user_guides/ug475_7Series_Pkg_Pinout.pdf#page=298, https://www.xilinx.com/support/documentation/user_guides/ug865-Zynq-7000-Pkg-Pinout.pdf#page=94, NSMD pad definition (http://www.ti.com/lit/ds/symlink/txb0104.pdf, http://www.ti.com/lit/wp/ssyz015b/ssyz015b.pdf Texas Instruments, DSBGA, area grid, YZF, YZF0016, 2.39x2.39mm, 16 Ball, 4x4 Layout, 0.5mm Pitch, http://www.ti.com/lit/ds/symlink/ts3a24159.pdf Texas Instruments, DSBGA, area grid, YZR pad definition (http://www.ti.com/lit/ds/symlink/ts5a3159a.pdf Texas Instruments DSBGA BGA YZP R-XBGA-N6 Texas Instruments, DSBGA, 3.415x3.535x0.625mm, 64 ball 8x8 area grid, YBJ0008 pad definition, 1.468x0.705mm, 8 Ball, 2x4 Layout, 0.4mm Pitch, https://www.st.com/resource/en/datasheet/stm32l4p5ve.pdf ST WLCSP-115, ST die ID 460, 2.3x2.48mm, 25 Ball, 5x5 Layout, 0.4mm Pitch, https://www.nxp.com/docs/en/package-information/SOT1963-1.pdf ST LFBGA-354, 16.0x16.0mm, 354 Ball, 19x19 Layout, 0.5mm Pitch, https://www.st.com/resource/en/datasheet/stm32g473pb.pdf ST UFBGA-129, 7.0x7.0mm, 129 Ball, 13x13 Layout, 0.5mm Pitch, WSON-8, http://www.ti.com/lit/ds/symlink/lm27761.pdf WSON 8 1EP ThermalVias WSON, 8 Pin (https://pdfserv.maximintegrated.com/package_dwgs/21-0168.PDF), generated with kicad-footprint-generator Tantalum Capacitor SMD 0603 (1608 Metric), square (rectangular) end terminal, IPC_7351 nominal with elongated pad for handsoldering. (Body size from: http://datasheets.avx.com/F72-F75.pdf), generated with kicad-footprint-generator XP_POWER IHxxxxDH DIP DCDC-Converter XP_POWER JTE06 Dual Crystal THT HC-50, http://www.crovencrystals.com/croven_pdf/HC-50_Crystal_Holder_Rev_00.pdf Crystal THT HC-18/U http://5hertz.com/pdfs/04404_D.pdf Crystal THT HC-51/U, http://www.crovencrystals.com/croven_pdf/HC-51_Crystal_Holder_Rev_00.pdf Crystal THT AT310 10.0mm-10.5mm length 3.0mm diameter http://www.cinetech.com.tw/upload/2011/04/20110401165201.pdf Crystal THT HC-33/U, http://pdi.bentech-taiwan.com/PDI/GEN20SPEV20HC3320U.pdf Crystal, Quarz, HC35/U, http://www.kvg-gmbh.de/assets/uploads/files/product_pdfs/TO71xx.pdf Crystal THT DS10 4.3mm length 1.0mm diameter http://www.microcrystal.com/images/_Product-Documentation/03_TF_metal_Packages/01_Datasheet/DS-Series.pdf Crystal THT HC-51/U http://www.kvg-gmbh.de/assets/uploads/files/product_pdfs/XS71xx.pdf Crystal THT HC-51/6mm.

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