Labels Milestones
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- THT HC-52/6mm, http://www.kvg-gmbh.de/assets/uploads/files/product_pdfs/XS71xx.pdf Crystal THT HC-49-4H http://5hertz.com/pdfs/04404_D.pdf.
- DPDT Finder 40.31, Pitch 3.5mm/7.5mm, https://www.finder-relais.net/de/finder-relais-serie-40.pdf.