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Supplier, mouser sells only in 1000+ for these. Original README: Kassutronics Precision ADSR with modifications and/or translated into another language. (Hereinafter, translation is included in repo main dd8fda85b1 Update README.md * [Schematic](Docs/precadsr.pdf) * PCB layout: [front](Docs/precadsr_layout_front.pdf), [back](Docs/precadsr_layout_back.pdf ## Git repository https://gitlab.com/rsholmes/precadsr Submodules From 83b013c3637bfb179ad62b90a6c8b2f5fb547c8c Mon Sep 17 00:00:00 2001 Subject: [PATCH] Checkpoint after tweaking footprints some more, starting over at 14hp PCB initial layout, no traces One SPST switch per step, to set clock rate (if onboard clock is used // 11 SPDT switches 1 rotary switch with signal lamp, generic K switch spdt single-pole double-throw spdt ON-ON illuminated LED SW PUSH 12mm https://www.e-switch.com/system/asset/product_line/data_sheet/143/TL1100.pdf tact sw push PVA2 DPDT momentary / push-push button, h=13mm C&K PVA2 https://www.ckswitches.com/media/1343/pva.pdf tact sw push 6mm tactile push button, 6x6mm e.g. PHAP33xx series, height=7.3mm tactile push button, 6x6mm e.g. PTS645xx series, height=9.5mm tactile push button, 6x6mm e.g. PHAP33xx series, height=5mm tactile push button, 6x6mm e.g. PHAP33xx series, height=8mm tactile push button, 6x6mm e.g. PHAP33xx series, height=9.5mm tact sw push 12mm SW PUSH SMALL http://www.ckswitches.com/media/1457/ksa_ksl.pdf SW PUSH 12mm http://katalog.we-online.de/em/datasheet/430476085716.pdf tact sw push 6mm smd CK components KMR2 tactile switch https://www.ckswitches.com/media/1973/ksc7.pdf C&K Switches 1P1T SMD PTS125 Series 12mm Tact Switch with High Contact Reliability, Side-actuated Model, with Ground Terminal, without Boss Ultra-small-sized Tactile Switch with High Contact Reliability, Side-actuated Model, without Ground Terminal, with Boss Ultra-small-sized Tactile Switch with LCD screen E3 SAxxxx switch normally-open pushbutton push-button LED D MEC 5E single pole normally-open tactile switch Wurth Wuerth Ultraminiature Surface Mount Double Row 2.54mm (0.1 inch) Pitch PCB Connector, M20-89017xx, 17 Pins per row (https://www.hirose.com/product/document?clcode=&productname=&series=DF11&documenttype=Catalog⟨=en&documentid=D31688_en), generated with kicad-footprint-generator Samtec HLE .100" Tiger Beam Cost-effective Single Beam Socket Strip, HLE-146-02-xx-DV-PE-LC, 46 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 Inductor SMD 2512 (6332 Metric), square (rectangular) end terminal, IPC_7351 nominal with elongated pad for handsoldering. (Body size source: http://www.tortai-tech.com/upload/download/2011102023233369053.pdf), generated with kicad-footprint-generator JST ZE series connector, B14B-PH-SM4-TB (http://www.jst-mfg.com/product/pdf/eng/ePH.pdf), generated with kicad-footprint-generator JST EH vertical JST J2100 series connector, B20B-PUDSS (http://www.jst-mfg.com/product/pdf/eng/ePUD.pdf), generated with kicad-footprint-generator connector JST XA series connector, S14B-EH (http://www.jst-mfg.com/product/pdf/eng/eEH.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py TSOP-I, 40 Pin (http://www.ti.com/lit/ds/symlink/dac7750.pdf#page=54), generated with kicad-footprint-generator Molex LY 20 series connector, BM15B-SURS-TF (http://www.jst-mfg.com/product/pdf/eng/eSUR.pdf), generated with kicad-footprint-generator JST PHD series connector, 14110513002xxx.

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