Labels Milestones
BackSwitch, circular holes, 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 stereo horizontal TRS 3.5mm, vertical, Thonkiconn, PCB mount, https://www.neutrik.com/en/product/nc3mbhl B Series, 3 pole male XLR receptacle, grounding: mating connector shell to pin1 and front panel, steel retention lug, horizontal PCB.
- TJ7, http://www.vishay.com/docs/34079/tj.pdf L_Toroid Vertical series.
- Handsoldering Diode SMA (DO-214AC) or SMB.