X="3.8" y="2.6"/> - 2 5mm LEDs -Consider: 1 simple on/off switch/button/knob/etc. PSU \+12V, -12V and ground needed, probably up to 1amp - maybe not as efficient as a result of switching to pcb-mounted panel components version everything done as a gate is present, or, if nothing is plugged in on the front panel and Pin 1, horizontal PCB mount, https://www.neutrik.com/en/product/nc3faah2 AA Series, 3 pole XLR female receptacle with 6.35mm (1/4in) stereo jack, unswitched, fully threaded nose, https://www.neutrik.com/en/product/nsj12hf-1 Stacking Jacks, Stereo dual jack, quick fix nose, https://www.neutrik.com/en/product/nsj8hl Stacking Jacks, Stereo dual jack, half threaded nose, sleeve contact/front panel connection, https://www.neutrik.com/en/product/nrj6hf-1-au Slim Jacks, 6.35mm.