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Until the replacement arrives Wiring SW15 (once/stop) and cascade out is easier done via skywiring; only one tl074 and support components, so tiny PCB should be possible, too Manual trigger * See manual step (sw13) - pushbutton // manual step (sw13 // 1 hp from side to a trace already use spokes where ground planes connect to holes - disable for projection From ad96459571a569a983e452184e49702fe8779c4e Mon Sep 17 00:00:00 2001 Subject: [PATCH 13/13] re-re-remove the mysterious extra trace Added schmancy pcb for v2 front panel to PSU PCB (will affect choice of sitching hardware). Consider aesthetics and prcticality of stand-offs from front panel. - Current design uses six IDC 2×8 connectors with 4 positions D 2 pin Molex connector 2.54 mm spacing | | C2 | 1 | AudioJack2_SwitchT | Audio Jack, 2 Poles (Mono / TS), Switched T Pole (Normalling Audio Jack, 2 Poles (Mono / TS), Switched T Pole (Normalling) | | J11 | 1 | SW_Push | Push button switch, normally closed, generic, four pins D Push button switch Off-On CuK sub miniature slide switch, EG series, DPDT, right angle, PTS645VL83-2 LFS tactile switch https://www.ckswitches.com/media/1972/ksc6.pdf CK components KMR2 tactile switch http://www.ckswitches.com/media/1479/kmr2.pdf CK components KMR2 tactile switch https://www.ckswitches.com/media/1973/ksc7.pdf C&K Switches 1P1T SMD PTS125 Series 12mm Tact Switch with Pegs, https://www.ckswitches.com/media/1462/pts125.pdf Button Tactile Switch with High Contact Reliability, Side-actuated Model, without Ground Terminal, without Boss Ultra-small-sized Tactile Switch with High Contact Reliability, Side-actuated Model, with Ground Terminal, with Boss Ultra-small-sized Tactile Switch with Pegs, https://www.ckswitches.com/media/1462/pts125.pdf Button Tactile Switch for High-Density Packaging Surface Mount Double Row 2.54mm (0.1 inch) Pitch PCB Connector, M20-89019xx, 19 Pins per row (https://www.molex.com/pdm_docs/sd/430450221_sd.pdf), generated with kicad-footprint-generator ipc_noLead_generator.py 20-Lead Frame Chip Scale Package - 3x3 mm Body (http://ww1.microchip.com/downloads/en/DeviceDoc/20005010F.pdf 8-Lead Plastic VSON, 3x3mm Body, 0.65mm Pitch, S-PVSON-N8, http://www.ti.com/lit/ds/symlink/opa2333.pdf 3x3mm Body, 0.65mm Pitch, S-PVSON-N8, http://www.ti.com/lit/ds/symlink/opa2333.pdf 3x3mm Body, 0.5mm Pitch, S-PVSON-N10, DRC, http://www.ti.com/lit/ds/symlink/tps61201.pdf 3x3mm Body, 0.5mm Pitch (http://www.ti.com/lit/ds/symlink/lm4990.pdf WSON, 12 Pin (https://www.analog.com/media/en/technical-documentation/data-sheets/3652fe.pdf#page=24), generated with kicad-footprint-generator Mounting Hardware, inside through hole M2, height 2.5, Wuerth electronics 9774015960 (https://katalog.we-online.de/em/datasheet/9774015960.pdf,), generated with kicad-footprint-generator Soldered wire connection, for 4 times 0.25 mm² wires, reinforced insulation, conductor diameter 2.4mm, see http://www.4uconnector.com/online/object/4udrawing/10686.pdf, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_Phoenix THT Terminal Block WAGO 804-108, 45Degree (cable under 45degree), 14 pins, pitch 5mm, size 30x9.8mm^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_WAGO THT Terminal.

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