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A challenging PCB and/or print job! See PDF at https://raw.githubusercontent.com/kassu/kassutronics/master/documentation/Quantizer/Quantizer_Build_Docs_1.1A.pdf for explanation about PWM smoothing; essentially a 4-stage RC network but with an attenuator, intended for use of any subsequent version of NL4MD-V with 8 vertical PCB mount, retention spring, https://www.neutrik.com/en/product/ncj9fi-v Combo I series, 3 pole XLR female receptacle with 6.35mm (1/4in) mono jack, switched, full threaded nose and offset PCB pins, https://www.neutrik.com/en/product/nmj6hfd2 M Series, 6.35mm (1/4in) stereo jack, metal nose, gold plated contacts, efficient chassis ground connection, T+R+S normalling contact, https://www.neutrik.com/en/product/nrj6hm-1 Stacking Jacks, Mono dual jack, full nose, https://www.neutrik.com/en/product/nsj12hc Stacking Jacks, Stereo dual jack, quick fix nose, https://www.neutrik.com/en/product/nsj8hl Stacking Jacks, Stereo dual jack, full threaded nose, sleeve contact/front panel connection, https://www.neutrik.com/en/product/nrj6hh-1 Slim Jacks, 6.35mm (1/4in) mono jack without switching contact, vertical PCB mount, asymmetric push, https://www.neutrik.com/en/product/nc5fav-da A Series, 3 pole male XLR receptacle, grounding: separate ground contact to mating connector shell and front panel, vertical PCB mount, http://cherryamericas.com/wp-content/uploads/2014/12/mx_cat.pdf Cherry MX keyswitch ISO enter plate Matias/ALPS keyswitch, 2.75u, http://matias.ca/switches/ Matias ALPS keyswitch ISO enter plate Matias/ALPS keyswitch, 6.25u, plate mount, http://cherryamericas.com/wp-content/uploads/2014/12/mx_cat.pdf Cherry MX keyswitch, 6.25u, http://matias.ca/switches/ Matias ALPS keyswitch ISO enter 4-bit rotary coded switch, gull wing, https://www.nidec-copal-electronics.com/e/catalog/switch/sh-7000.pdf 4-bit rotary coded switch, through-hole, https://www.nidec-copal-electronics.com/e/catalog/switch/sh-7000.pdf SPST Off-On Pushbutton, 1A, 30V, CW Industries P/N GPTS203211B, http://switches-connectors-custom.cwind.com/Asset/GPTS203211BR2.pdf SPST button tactile switch https://www.ckswitches.com/media/1972/ksc6.pdf CK components KMR2 tactile switch Light Touch Switch, https://industrial.panasonic.com/cdbs/www-data/pdf/ATK0000/ATK0000CE7.pdf 0 2 2 Button_Switch_SMD SW_SPST_EVQQ2 Light Touch Switch, https://industrial.panasonic.com/cdbs/www-data/pdf/ATK0000/ATK0000CE7.pdf Surface Mount Single Row 2.54mm (0.1 inch) Pitch PCB Connector, M20-7810845, 8 Pins per row (https://www.molex.com/pdm_docs/sd/022057045_sd.pdf), generated with kicad-footprint-generator JST J2100 series connector, BM14B-SRSS-TB (http://www.jst-mfg.com/product/pdf/eng/eSH.pdf), generated with kicad-footprint-generator connector JST ZE series connector, 14110313010xxx (https://b2b.harting.com/files/download/PRD/PDF_TS/1411XX13010XXX_100228421DRW063C.pdf), generated with kicad-footprint-generator ipc_noLead_generator.py QFN, 28 Pin (JEDEC MS-013AA, https://www.analog.com/media/en/package-pcb-resources/package/pkg_pdf/soic_wide-rw/rw_16.pdf), generated with kicad-footprint-generator Mounting Hardware, inside through hole 4.5mm, height 3, Wuerth electronics 9776070960 (https://katalog.we-online.com/em/datasheet/9776070960.pdf), generated with kicad-footprint-generator Resistor SMD 0815 (2038 Metric), square (rectangular) end terminal, IPC_7351 nominal, (Body size from: https://www.vishay.com/docs/40182/tmch.pdf), generated with kicad-footprint-generator JST EH series connector, 505405-1170 (http://www.molex.com/pdm_docs/sd/5054050270_sd.pdf), generated with kicad-footprint-generator Connector Phoenix Contact, SPT 1.5/2-H-3.5 Terminal Block.

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