Inside an old interference suppression plug. (schematic)
9:17
Ridiculous electronic fishing float with spatial sensing
27:36
REACCION EN CADENA INDUCCION ELECTROMAGNETICA Recalibrando
26:34
Cheap electrically heated tap / faucet teardown. (230V)
14:59
Inside a stylish 65W LED photography lamp.
20:12
Really neat transparent RCD/GFI. (with schematic)
25:46
Using LEDs as mains indicator lights on 120V and 230V (live demos)
25:30
A003C137 220515 DJ0D
16:43