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Footprints: - avoid non-circular holes in footprints whenever possible; some fabs charge more for ovals avoid non-circular holes in footprints whenever possible; some fabs charge more for ovals - make power connection traces larger; MK uses a ground plane Updates from real TL0x4, fix pots being backwards, tighten up schematic, fit letter instead of latch, https://www.neutrik.com/en/product/nc5fah-0 A Series, 4 pole chassis connector, nickel metal square G-size flange, self tapping screw holes (A-screw), horizontal PCB mount, https://www.neutrik.com/en/product/nc3fbhl1 B Series, 3 pole female XLR receptacle, grounding: separate ground contact to mating connector shell and front panel, horizontal PCB mount, replaces NL8MD-V-1, https://www.neutrik.com/en/product/nl8mdxx-v-3 speakON Chassis Connectors, 2 pole combination of speakON socket and 6.35mm (1/4in) 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) switching stereo jack, switched, with a diameter between 16-19 mm: https://www.keyelco.com/product.cfm/product_id/826 Keystone #500, CR1220 battery holder, Keystone P/N 2468, http://www.keyelco.com/product-pdf.cfm?p=1033 AAA battery cell holder 2xAA cell battery holder, Memory Protection Devices P/N BC2AAPC, http://www.memoryprotectiondevices.com/datasheets/BC2AAPC-datasheet.pdf 2xAA cell battery holder, Memory Protection Devices P/N BA9VPC, http://www.memoryprotectiondevices.com/datasheets/BA9VPC-datasheet.pdf PP3 Battery Holder SMD Tactile Switch, https://www.e-switch.com/system/asset/product_line/data_sheet/165/TL3342.pdf SWITCH SMD KSA SW 4-bit rotary coded switch, gull wing, Gray code, https://www.nidec-copal-electronics.com/e/catalog/switch/sh-7000.pdf SMD SMT ceramic resonator filter CSTLSxxxX Ceramic Resomator/Filter 10.0x5.0mm^2 RedFrequency MG/MT/MX series, http://www.red-frequency.com/download/datenblatt/redfrequency-datenblatt-ir-zta.pdf, length*width=10.0x5.0mm^2 package, package length=6.0mm, package width=3.0mm, 2 pins LED, diameter 3.0mm z-position of LED center 3.0mm 2 pins LED, diameter 3.0mm z-position of LED center 3.0mm 2 pins diameter 5.0mm z-position of LED center 2.0mm 2 pins LED, diameter 5.0mm z-position of LED center 3.0mm, 3 pins, pitch 3.5mm, size 25.5x8.3mm^2, drill diamater 1.3mm, pad diameter 2.6mm, see http://www.farnell.com/datasheets/100425.pdf, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_Phoenix THT Terminal Block WAGO 236-448 45Degree pitch 5mm size 45x9mm^2 drill 1.3mm pad 2.5mm terminal block connector http://www.phoenixcontact.com/us/products/1814744/pdf PhoenixContact PTSM0.5 4 2.5mm vertical SMD spring clamp terminal block RND 205-00032 pitch 10mm size 95x10.3mm^2 drill 1.3mm pad 2.6mm terminal block RND 205-00010, 11 pins, pitch 7.5mm, size 24.8x14mm^2, drill diamater 1.3mm, pad diameter 3mm, see , script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_RND THT terminal block connector Terminal Block WAGO 236-324, 45Degree (cable under 45degree), 24 pins, pitch 7.5mm, size 89x15mm^2, drill diamater 1.4mm, pad diameter 3mm, see , script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_4Ucon THT Terminal Block Phoenix MKDS-1,5-13-5.08, 13 pins, pitch 5mm, size 40x12.6mm^2, drill diamater 1.15mm, pad diameter.

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