The round-pin power cords used on older Hewlett-Packard and Dolby equipment  uses a connector called the PH-163. I think I have enough to last me. I bought my last batch in the early 2000s. As of 2024 these cords are becoming more and more difficult to find…but they still keep appearing in small quantities. In … Continue reading Round-pin power cords for older equipment using PH-163 connector