synth_tools

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-9.989862e-01 0.000000e+00 -4.501702e-02 facet normal 0.466832 0.877365 0.110898 facet normal 4.784231e-001 8.781294e-001 0.000000e+000 vertex 2.602059e+000 5.001575e+000 1.747200e+001 facet normal -2.880153e-004 -5.040268e-004 -9.999998e-001 ## Documentation: * [Schematic](Docs/precadsr.pdf) * PCB layout: [front](Docs/precadsr_layout_front.pdf), [back](Docs/precadsr_layout_back.pdf * [How to use](Docs/use.md 96f746fa2d Final tweaks, version submitted to JLCPCB on 20240124 Final tweaks, version submitted to JLCPCB on 20240124 3d279dd88c Finish schematic, add PDF Features already done: Internal clock with manual control. Clock in socket with amplifier to handle weaker (<6v) signals Sequencer cascading to trigger steps. Replace C10 with 100K resistor, and bridge out R44 with a diameter between 16-19 mm: https://www.keyelco.com/product.cfm/product_id/826 Keystone #500, CR1220 battery holder, Memory Protection Devices P/N BC12AAPC, http://www.memoryprotectiondevices.com/datasheets/BC12AAPC-datasheet.pdf BC2003 CR2032 2032 Battery Holder 18650 Battery Holder 2479 Battery Type 3xAA (Script generated with kicad-footprint-generator ipc_noLead_generator.py Infineon, PG-TISON-8-2, 5x6x1.15mm, 1.27mm Pitch, Exposed Paddle, https://www.infineon.com/cms/en/product/packages/PG-TISON/PG-TISON-8-2/ Infineon, PG-TISON-8-4, 5x6x1.15mm, 1.27mm Pitch, Exposed Paddle, https://www.infineon.com/cms/en/product/packages/PG-TISON/PG-TISON-8-2/ Infineon, PG-TISON-8-4, 5x6x1.15mm, 1.27mm Pitch, Exposed Paddle, https://www.infineon.com/cms/en/product/packages/PG-TISON/PG-TISON-8-4/ Infineon, PG-TISON-8-5, 8x8x1.1mm, 1mm Pitch, https://www.infineon.com/cms/en/product/packages/PG-TISON/PG-TISON-8-5/ VML0806, Rohm (http://rohmfs.rohm.com/en/techdata_basic/transistor/soldering_condition/VML0806_Soldering_Condition.pdf, http://rohmfs.rohm.com/en/products/databook/package/spec/discrete/vml0806_tr-e.pdf MicroCrystal C3 2.5x3.7mm, https://www.microcrystal.com/fileadmin/Media/Products/RTC/Datasheet/RV-1805-C3.pdf SON, 8 Pin (http://ww1.microchip.com/downloads/en/AppNotes/S72030.pdf), generated with kicad-footprint-generator Hirose DF11 through hole, DF13-02P-1.25DS, 2 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 Resistor SMD 4020 (10251 Metric), square (rectangular) end terminal, IPC_7351 nominal with elongated pad for handsoldering. (Body size source: https://www.nikhef.nl/pub/departments/mt/projects/detectorR_D/dtddice/ERJ2G.pdf), generated with kicad-footprint-generator Molex CLIK-Mate series connector, S40B-PUDSS-1 (http://www.jst-mfg.com/product/pdf/eng/ePUD.pdf), generated with kicad-footprint-generator Hirose DF12C SMD, DF12C3.0-20DS-0.5V, 20 Pins (http://www.farnell.com/datasheets/2157639.pdf), generated with kicad-footprint-generator Molex Micro-Fit 3.0 Connector System, 5267-11A, 11 Pins per row (http://suddendocs.samtec.com/prints/hle-1xx-02-xx-dv-xe-xx-mkt.pdf, http://suddendocs.samtec.com/prints/hle-thru.pdf), generated with kicad-footprint-generator JST XA series connector, BM14B-SRSS-TB (http://www.jst-mfg.com/product/pdf/eng/eSH.pdf), generated with kicad-footprint-generator JST ZE series connector, B2B-XH-A (http://www.jst-mfg.com/product/pdf/eng/eXH.pdf), generated with kicad-footprint-generator JST PH series connector, S07B-XASK-1N-BN (http://www.jst-mfg.com/product/pdf/eng/eXA1.pdf), generated with kicad-footprint-generator Soldered wire connection with feed through strain relief, for 5 times 0.75 mm² wire, basic insulation, conductor diameter 0.4mm, outer diameter 2.7mm, see http://www.metz-connect.com/de/system/files/productfiles/Datenblatt_312051_RT045xxUBLC_OFF-022759T.pdf, script-generated with , script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_WAGO THT Terminal Block Phoenix MKDS-3-16-5.08 pitch 5.08mm length 10mm width 5mm Capacitor C, Disc series, Radial, pin pitch=7.50mm, , diameter=16mm, Electrolytic Capacitor CP, Radial series, Radial, pin pitch=5.00mm, , diameter*width=8*5.0mm^2, Capacitor, http://www.vishay.com/docs/28535/vy2series.pdf C Disc series Radial pin pitch 1.50mm diameter 4mm Electrolytic Capacitor CP Radial series Radial pin pitch 100mm length 93mm diameter 26mm Electrolytic Capacitor C Rect series Radial pin pitch 29.20mm diameter 28mm Bourns 2200 L_Toroid, Horizontal series, Radial, pin pitch=10.00mm, , length*width=11.5*4.5mm^2, Capacitor, https://en.tdk.eu/inf/20/20/db/fc_2009/MKT_B32560_564.pdf C Rect.

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