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Questions about the routing of printed circuit boards (PCBs) which involves the placement of tracks on the board. It may be performed manually, but many PCB CAD programs provide an autorouter to assist in the process.
38
votes
Accepted
Purpose of "wave shaped" PCB traces
1) Equalisation of length of pairs of traces
From Board Design Resource Center
2) Delay (e.g. of clock for timing purposes)?
See also Adding delay intentionally
3) Reduce signal reflections du …