Julian's Postbag: #64 - Garden Hose Timer, Battery Tester
23:20
Julian's Postbag: #65 - A Momentary Lapse of Polarity :(
11:08
Musk’s Trump-Approved Takeover Sparks Backlash as Protests Erupt, Dems Demand Answers: A Closer Look
21:03
Julian's Postbag: #54 - USB Warmers, OLED Power Meter
11:19
The Mechanical Battery Explained - A Flywheel Comeback?
23:01
How Regenerative Braking Works.
21:43
Julian's Postbag: #63 - Sensible and Silly Stuff from China
14:48
Battery-Powered Magnetron
13:22