17:35

Inside a new Philips ultra-efficient LED lamp (with schematic)

21:27

Is Philips discontinuing their coolest warmest product?

27:17

Devreler Böyle KOPYALANIYOR! - Tersine Mühendislik / JLCPCB

32:41

i-Opener - The $99 Computer That Cost a Company Millions

15:48

Horrific LED tester that can literally kill you - (with scary schematic)

17:30

This is why we can't have nice things

12:50

104 LED filament lamp - just because....

33:45

Why It Was Almost Impossible to Make the Blue LED