this IPOD with 406’000 hrs on the stopwatch…..this is 16900 days or about 46 years (1970) since this ipod stopwatch has started….but the ipod was released less than 20 years ago. from Excel Made Easy
Monthly archives for December, 2015
Samsung S6 and S7 headphone
You can see the magnet, membrane, coil and headphone
Circuit of Ni-Mh battery pack
This is a circuit that controls the loading, unloading and temperature of a computer battery back. after removing the batteries
Test
Goldorak