Channel

John Ward (jwflame)

2 recommended videos. Channel on YouTube

1. 

   1 AC vs DC Switching Demonstration with Arcs

   John Ward (jwflame) 5 people · 5 months · since Feb 2020

   Cited as a vivid demonstration by John Ward of why direct current arcs far worse than alternating current across contacts, and why switch ratings differ.

2. 

   2 Making a high power solder fume extractor / filter

   John Ward (jwflame) 3 people · 3 months · since Nov 2018

   A detailed John Ward fume extractor project, suggested as a more capable and ambitious option than simple computer fan builds.