https://stream.echo6.co/videos/watch/4e8266de-ef13-4c3b-85c9-a300841e5238 Dave tests the myth that plugging a PCB VIA with solder does nothing (or not much) to improve the current handling capability. Is manual wire feed-through any better? Does the industry rule of thumb of 0.5A per VIA have any basis? What is the typical plated VIA/hole thickness? Saturn PCB Toolkit: http://saturnpcb.com/pcb_toolkit.htm Previous videos on PCB solder coating: http://www.youtube.com/watch?v=L9q5vwCESEQ http://www.youtube.com/watch?v=cScVqD6eIaU Does a PCB VIA halve in resistance like a PCB trace does when coated with solder? Forum: http://www.eevblog.com/forum/blog/eevblog-543-pcb-via-current-investigation/ EEVblog Main Web Site: http://www.eevblog.com EEVblog Amazon Store: http://astore.amazon.com/eevblogstore-20 Donations: http://www.eevblog.com/donations/ Projects: http://www.eevblog.com/projects/ Electronics Info Wiki: http://www.eevblog.com/wiki/ Wed, 10 Jun 2026 11:19:54 GMT https://validator.w3.org/feed/docs/rss2.html PeerTube - https://stream.echo6.co https://stream.echo6.co/client/assets/images/icons/icon-512x512.png https://stream.echo6.co/videos/watch/4e8266de-ef13-4c3b-85c9-a300841e5238 All rights reserved, unless otherwise specified in the terms specified at https://stream.echo6.co/about and potential licenses granted by each content's rightholder.