# when-pcb-trace-becomes-transmission-line

_Published: 2026-09-15_

[https://www.bestpcbs.com/blog/wp-content/uploads/2026/09/when-pcb-trace-becomes-transmission-line.jpg](https://www.bestpcbs.com/blog/wp-content/uploads/2026/09/when-pcb-trace-becomes-transmission-line.jpg)