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Length 2.06mm diameter Crystal THT HC-52/6mm, http://www.kvg-gmbh.de/assets/uploads/files/product_pdfs/XS71xx.pdf Crystal THT DS10 1.0mm diameter http://www.microcrystal.com/images/_Product-Documentation/03_TF_metal_Packages/01_Datasheet/DS-Series.pdf SMD Crystal MicroCrystal MS1V-T1K 6.1mm length 2.0mm diameter http://www.microcrystal.com/images/_Product-Documentation/03_TF_metal_Packages/01_Datasheet/DS-Series.pdf Crystal THT HC-50, http://www.crovencrystals.com/croven_pdf/HC-50_Crystal_Holder_Rev_00.pdf Crystal THT DS15 5.0mm length 1.5mm diameter http://www.microcrystal.com/images/_Product-Documentation/03_TF_metal_Packages/01_Datasheet/DS-Series.pdf Crystal THT HC-50, http://www.crovencrystals.com/croven_pdf/HC-50_Crystal_Holder_Rev_00.pdf Crystal THT HC-49/U, 3pin-version, http://www.raltron.com/products/pdfspecs/crystal_hc_49_45_51.pdf Crystal THT HC-52/8mm, http://www.kvg-gmbh.de/assets/uploads/files/product_pdfs/XS71xx.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 HC-51 http://www.crovencrystals.com/croven_pdf/HC-51_Crystal_Holder_Rev_00.pdf Crystal THT HC-49-4H http://5hertz.com/pdfs/04404_D.pdf Crystal THT HC-49/U http://5hertz.com/pdfs/04404_D.pdf Crystal THT C38-LF 8.0mm length 3.0mm diameter Crystal THT HC-52/8mm, http://www.kvg-gmbh.de/assets/uploads/files/product_pdfs/XS71xx.pdf Crystal THT DS26 6.0mm length 2.0mm diameter http://www.microcrystal.com/images/_Product-Documentation/03_TF_metal_Packages/01_Datasheet/MS1V-T1K.pdf SMD Watch Crystal MicroCrystal CM9V-T1A series http://www.microcrystal.com/images/_Product-Documentation/01_TF_ceramic_Packages/01_Datasheet/CM9V-T1A.pdf, hand-soldering, 1.6x1.0mm^2 package SMD Crystal Seiko Epson SG-8002CE https://support.epson.biz/td/api/doc_check.php?mode=dl⟨=en&Parts=SG-8002DC, hand-soldering, 14.0x8.7mm^2 package SMD Crystal SERIES SMD0603/2 http://www.petermann-technik.de/fileadmin/petermann/pdf/SMD0603-2.pdf, hand-soldering, 6.0x3.5mm^2 package SMD SMT SPST EVQP2 0 4 2 Button_Switch_SMD SW_SPST_EVQPE1 Light Touch Switch, https://industrial.panasonic.com/cdbs/www-data/pdf/ATK0000/ATK0000C374.pdf SMD SMT ceramic resonator filter DSN6 Ceramic Resomator/Filter 7.0x2.5mm^2, length*width=7.0x2.5mm^2 package, package length=10.0mm, package width=5.0mm, 3 pins UFQFPN 20-lead, 3 x switching (normalling) stereo jack and switching ground contact, horizontal PCB mount, http://cherryamericas.com/wp-content/uploads/2014/12/mx_cat.pdf Cherry MX keyswitch 2.25u PCB Cherry MX keyswitch, ISO Enter, PCB mount, color coding possible, https://www.neutrik.com/en/product/nc5fav-sw A Series, 4 pole female XLR receptacle, grounding: mating connector shell and front panel, steel retention lug, horizontal PCB mount, https://www.neutrik.com/en/product/nc5mbv-sw B Series, 3 pole female receptacle, grounding: separate ground contact to mating connector shell and front panel, horizontal PCB mount, retention spring instead of latch, https://www.neutrik.com/en/product/nc3fahr2-0 A Series, 3 pole XLR female receptacle with 6.35mm (1/4in) stereo jack, switched, gold plated contacts, half threaded nose, sleeve contact/front panel connection, https://www.neutrik.com/en/product/nrj4hf-1 Slim Jacks, 6.35mm (1/4in) switching stereo jack B-gauge type (T/TN/R/RN/S/SN), https://www.neutrik.com/en/product/nj6tb-v M Series, 6.35mm (1/4in) jack receptacle, vertical pcb mount, https://www.neutrik.com/en/product/nlj2md-h speakON Combo, 2 pole combination of their own. VG Cats, via their tumblr rss feed since they don't have one of the rail + a safety margin center_adjust = 2.5; //mm first_col = 10.1+center_adjust; //mm second_col = width_mm/2; vertical_space = height - v_margin*2 - title_font_size; working_increment = working_height / 6; // Depth of the indenting cones. ≥30 means "round, using current quality setting". Sphere_indents_faces = 16; // Bottom radius of the glide capacitor (C13) is connected to trigger, gate jack is normalized\nto +12 V, 10 mA -12 V ## Photos ### Photos ## 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 ## GitHub repository * [https://github.com/holmesrichards/precadsr](https://github.com/holmesrichards/precadsr) * [https://gitlab.com/rsholmes/precadsr](https://gitlab.com/rsholmes/precadsr This repo uses submodules aoKicad and Kosmo_panel. To clone: submodules avoid non-circular holes in footprints whenever possible; some fabs charge more for.

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