Update luther's layout # Kassutronics Precision ADSR with retriggering and looping modifications * Bourns PTL series, such as: * https://www.mouser.com/ProductDetail/Bourns/PTL30-15O0-105A2?qs=fV9UsjselOEqdQiKFAm%2Fog%3D%3D (A1M, orange LED, 30mm travel, 15mm shaft # Original README: Kassutronics Precision ADSR with retriggering and looping modifications The present design adds the following disclaimer. * * incidental or consequential damages, so this exclusion and limitation may not apply to liability for death or personal injury resulting 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, 3 pole female XLR receptacle, grounding: ground contact to mating connector shell to pin1 and front panel, vertical PCB mount, http://cherryamericas.com/wp-content/uploads/2014/12/mx_cat.pdf Cherry MX keyswitch 2.25u plate Cherry MX keyswitch, ISO Enter, http://matias.ca/switches/ Matias ALPS keyswitch 1.50u Matias/ALPS keyswitch, 1.75u, plate mount, http://cherryamericas.com/wp-content/uploads/2014/12/mx_cat.pdf Cherry MX keyswitch 6.25u Matias/ALPS keyswitch, 1.00u, PCB mount, retention spring instead of latch, https://www.neutrik.com/en/product/nc4fah-0 A Series, 3 pole XLR female receptacle with 6.35mm (1/4in) jack receptacle, horizontal pcb mount, replaces NL8MD-V, https://www.neutrik.com/en/product/nl8mdxx-v 4 contacts, 3.5mm audio cui horizontal jack stereo TRS 3.5mm, horizontal, through-hole, https://www.cui.com/product/resource/sj1-353xng.pdf TRS 3.5mm, horizontal, through-hole, https://www.cuidevices.com/product/resource/pdf/sj1-352xn.pdf TRS audio jack horizontal A Series, 3 pole male XLR receptacle, grounding: without ground/shell contact, vertical PCB mount, black chrome shell, https://www.neutrik.com/en/product/nc3mbhr-b B Series, 5 pole male XLR receptacle, grounding: mating connector shell and front panel, horizontal PCB mount, https://www.neutrik.com/en/product/nc3faav A Series, 5 pole female XLR receptacle, grounding: mating connector shell and front panel, lateral right PCB mount, https://www.neutrik.com/en/product/nc3maah AA Series, 3 pole female XLR receptacle, grounding: without ground/shell contact, horizontal PCB mount, https://www.neutrik.com/en/product/nc3maav-0 AA.