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HC-52/U, http://www.kvg-gmbh.de/assets/uploads/files/product_pdfs/XS71xx.pdf Crystal THT HC-51/6mm http://www.kvg-gmbh.de/assets/uploads/files/product_pdfs/XS71xx.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 SMD Crystal Seiko Epson SG-8002CA https://support.epson.biz/td/api/doc_check.php?mode=dl&lang=en&Parts=SG-8002DC, 7.0x5.0mm^2 package SMD Crystal Oscillator Seiko Epson SG-8002JA https://support.epson.biz/td/api/doc_check.php?mode=dl⟨=en&Parts=SG-8002DC, hand-soldering, 10.5x5.0mm^2 package SMD Crystal SERIES SMD0603/4 http://www.petermann-technik.de/fileadmin/petermann/pdf/SMD0603-4.pdf, hand-soldering, 6.0x3.5mm^2 package SMD Crystal ABS25 https://abracon.com/Resonators/abs25.pdf, 8.0x3.8mm^2 package SMD Crystal Oscillator Seiko Epson SG-8002JC https://support.epson.biz/td/api/doc_check.php?mode=dl&lang=en&Parts=SG-8002DC, 10.5x5.0mm^2 package SMD Crystal Oscillator Seiko Epson MC-506 http://media.digikey.com/pdf/Data%20Sheets/Epson%20PDFs/MA-505,506.pdf, 11.7x4.0mm^2 package SMD Crystal Oscillator Seiko Epson SG-8002JC https://support.epson.biz/td/api/doc_check.php?mode=dl⟨=en&Parts=SG-8002DC, hand-soldering, 10.5x5.0mm^2 package SMD Crystal SERIES SMD0603/4 http://www.petermann-technik.de/fileadmin/petermann/pdf/SMD0603-4.pdf, 6.0x3.5mm^2 package SMD Resomator/Filter Murata CSTLSxxxG, http://www.murata.com/~/media/webrenewal/support/library/catalog/products/timingdevice/ceralock/p17e.ashx, length*width=8.0x3.0mm^2 package, package length=6.0mm, package width=3.0mm, 3 pins Ceramic Resomator/Filter 7.0x2.5mm^2, length*width=7.0x2.5mm^2 package, package length=7.0mm, package width=2.5mm, 3 pins IR-LED, diameter 3.0mm, 2 pins, diameter 1.8mm size 1.8x2.4mm^2 z-position of LED center 2.0mm 2 pins LED_Rectangular, Rectangular, Rectangular size 4.8x2.5mm^2 diameter 2.0mm THT pad as test point, pitch 5.08mm, size 81.3x11.2mm^2, drill diamater 1.3mm, pad diameter 2.6mm, see http://www.metz-connect.com/de/system/files/productfiles/Datenblatt_311751_RT027xxHBLC_OFF-022814U.pdf, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_RND THT terminal block Metz Connect Type701_RT11L03HGLU, 3 pins, pitch 10.2mm, size 96.5x8.3mm^2, drill diamater 1.3mm, pad diameter 2.5mm, see http://cdn-reichelt.de/documents/datenblatt/C151/RND_205-00023_DB_EN.pdf, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_Phoenix THT Terminal Block WAGO 236-203, 45Degree (cable under 45degree), 4 pins, pitch 5mm, size 27.3x14mm^2, drill diamater 1.1mm, pad diameter 2.2mm, see http://www.mouser.com/ds/2/324/ItemDetail_1725672-916605.pdf, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_Phoenix THT Terminal Block Phoenix MKDS-3-9-5.08 pitch 5.08mm length 5.2mm diameter 2.7mm Diode, A-405 series, Axial, Horizontal, pin pitch=35mm, , length*diameter=29*16mm^2, Electrolytic Capacitor, , http://www.vishay.com/docs/28342/058059pll-si.pdf CP Radial series Radial pin pitch 85mm length 80mm diameter 26mm Electrolytic Capacitor CP, Axial series, Axial, Horizontal, pin pitch=20.32mm, , length*diameter=16*9.5mm^2, Vishay, IM-10-37, http://www.vishay.com/docs/34030/im10.pdf Inductor Axial series Axial Vertical pin pitch 7.50mm diameter 17mm Electrolytic Capacitor C, Rect series, Radial, pin pitch=10.00mm, , diameter=26mm, Electrolytic Capacitor, , http://www.vishay.com/docs/28325/021asm.pdf CP Axial series Axial Horizontal pin pitch 5.0mm, 45 degree angled, see http://www.mouser.com/ds/2/16/PCBMETRC-24178.pdf From caaf12f2da0fe056d0b625b9c1a860efbae9f4d1 Mon Sep 17 00:00:00 2001 Subject: [PATCH 05/18] Added input resistor for sync; placed everything on PCB with exploratory 8hp layout 2x Sockets, all three pins need wires: glide in (sleeve and normal both GND Glide attenuator (B10k) (join two left pins from below Clock POT is too small; need more than 100k to get 1:1 between schematic and front panel, horizontal PCB mount, https://www.neutrik.com/en/product/nc4mamh-ph A Series, 3 pole male XLR receptacle, grounding: separate ground contact connected to trigger, gate jack is normalized\nto +12 V, 10 mA -12 V ## Photos [to be added] ## Documentation: * [Schematic](Docs/precadsr.pdf) * PCB layout: [front](Docs/precadsr_layout_front.pdf), [back](Docs/precadsr_layout_back.pdf) * [BOM](Docs/precadsr_bom.md) .

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