https://stream.echo6.co/videos/watch/74e7c1a9-099b-4741-b547-3b95e174d07c Sagan builds a rain detector circuit with Dave's original Science Fair Tandy / Radio Shack 200-in-1 electronics projects kit from the 1980's, and testing it using Dave's first multimeter! Watch Sagan soldering for the first time! https://www.youtube.com/watch?v=EjpUYGRXzRQ Forum: http://www.eevblog.com/forum/blog/eevblog-1135-science-fair-200-in-1-with-sagan/ EEVblog Main Web Site: http://www.eevblog.com The 2nd EEVblog Channel: http://www.youtube.com/EEVblog2 Support the EEVblog through Patreon! http://www.patreon.com/eevblog AliExpress Affiliate: http://s.click.aliexpress.com/e/c2LRpe8g Buy anything through that link and Dave gets a commission at no cost to you. Stuff I recommend: https://kit.com/EEVblog/ Donate With Bitcoin & Other Crypto Currencies! https://www.eevblog.com/crypto-currency/ T-Shirts: http://teespring.com/stores/eevblog Likecoin – Coins for Likes: https://likecoin.pro/@eevblog/dil9/hcq3 Thu, 30 Apr 2026 16:51:02 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/74e7c1a9-099b-4741-b547-3b95e174d07c 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.