Radio Shack 22-502 12VDC unregulated linear power supply (2000)

A look at a vintage bench power supply that's unique in that it's unregulated. Demonstration, a look inside, a discussion of the implications of unregulated linear power supplies, and plans for future modification. Table of Contents: 00:00 - Introduction 01:56 - Physical overview 05:45 - History 06:55 - Tangent - childhood story 14:01 - History (cont'd) 14:24 - What does unregulated mean? / How linear power supplies work 35:08 - A look inside 39:13 - Demonstration 47:13 - Conclusion / Planned modifications *** Follow me on Mastodon: https://tech.lgbt/@themaritimegirl My videos are made possible in part by support via Patreon: https://patreon.com/themaritimegirl