via Hackaday: Replacing Selenium Rectifiers nerfd 8 months ago Old radios often had selenium rectifiers to convert AC to DC. The problem is that… Share this: Click to share on X (Opens in new window) X Click to share on Reddit (Opens in new window) Reddit Click to share on Facebook (Opens in new window) Facebook Click to share on Tumblr (Opens in new window) Tumblr Click to share on Pinterest (Opens in new window) Pinterest Click to email a link to a friend (Opens in new window) Email